Answers created by Barney V.
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#((1-sqrt3)/(1+sqrt3))+((sqrt3+1)/(sqrt3-1)) =?#
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What percent of 61.6 is 77?
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How do you simplify #(10sqrt11)^2?
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What is #-2a^5*7a^6#?
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How do you simplify #-5^-2#?
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How do you simplify #sqrt(7x^7z^3)#?
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How do you simplify #3/(5-sqrt3)#?
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How do you simplify #(2ax + 1/2bx)^2 #?
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How do you solve #sqrt(2y + 7) + 4 = y#?
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How do you solve #-8x - 10 = 4x + 14#?
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How do you simplify #2/(3sqrt63) #?
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How do you simplify #2\sqrt{32}-\sqrt{18}#?
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An aircraft leaves A and flies 257km to B on a bearing of 257 degrees. it then flies to C 215 km away on a bearing of 163 degrees from B. Calculate <ABC?
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How do you simplify #(20 - sqrt5) /11#?
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What is the answer? Use elimination or substitution to solve
#-5x+14y=17" "and" "9x-6y=27#
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A square pyramid has a slant height of #4 2/3# feet. The base has side lengths of #2 1/4# ft. What is the surface area?
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How do you write "10 subtracted from a number" as an algebraic expression?
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A given rectangle has an area of #x^2-3x# and a width of #x#. What is the rectangle's length?
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How do you simplify #\sqrt { 45x ^ { 5} } + \sqrt { 18x ^ { 6} } - \sqrt { 50x ^ { 6} } + \sqrt { 20x ^ { 5} }#?
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How do you subtract #7\frac { 1} { 4} - ( - 5\frac { 5} { 6} )#?
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How do you solve #\frac{5}{2} = \frac{x + 1}{4}#?
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How do you solve #\frac { c - 9} { 4} = \frac { c - 5} { 2}#?
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How do you rationalize the denominator and simplify #sqrt15/(sqrt15-sqrt13)#?
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How do you simplify #(2 + sqrt3) ( -1 + sqrt3 )#?
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How do you solve the system #3x+2y=-17# and #2x-5y=14# by substitution?
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How do you simplify #sqrt(2/7) -sqrt(7/2)#?
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How do you simplify #14sqrt75#?
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How do you write # 3x^0 div y^-3# with positive exponents?
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How do you solve #x^2-1=0#?
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How do you subtract #2\frac { 1} { 2} - \frac { 4} { 5}#?
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How do you simplify #sqrt45+sqrt80#?
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How do you solve #2x + y = 7# and #y - x = 1 # using substitution?
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A baseball team bought 8 boxes of baseballs. If the team spent a total of $1,664, what was the cost of 1 box of baseballs?
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How do you evaluate #7/4-(-1/2)#?
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How do you simplify # (5y+3)/(y+2) - (2y-3)/(y+2)#?
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How do you solve #w- \frac { 1} { 5} = 4\frac { 2} { 3}#?
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How do you find the product #(x+3)^2#?
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How do you simplify # ( - 9m ^ { \frac { 1} { 2} } n ^ { \frac { 4} { 5} } ) ( 2m ^ { \frac { 1} { 3} } n ^ { \frac { 2} { 5} } ) #?
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What is #-6/15 + 10/22#?
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How do you simplify #(4u ^ { - 4} v ^ { - 1} ) ^ { - 4}#?
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If a car travels 340 miles on 20 gallons of gas, how far can it travel on 25 gallons of gas?
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Jack’s height is #2/3# of Leslie’s height. Leslie’s height is #3/4#
of Lindsay’s height. If Lindsay is 160 cm tall, find Jack’s height and Leslie’s height?
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How do you rationalize the denominator and simplify #5/(4sqrta^3)#?
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Kurt Alexander worked 40 hours last week. His pay rate is $8.50 per hour. Assuming 7.05% social security withholding, how much should her employer withhold from her check for social security?
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How do you solve #\frac { 2} { 7} x + 14= 12- \frac { 2} { 9} x#?
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How do you divide #(x^2+12x+16) / (x+4)#?
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The perimeter of a rectangular garden is 132 meters. The length is 6 meters longer than twice the width. What is the dimensions of the garden?
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How do you subtract #\frac { 4k ^ { 2} u ^ { 3} } { 3a b ^ { 2} } - \frac { x ^ { 2} } { 9b k ^ { 2} }#?
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What is 14/126 simplified if it can be simplified?
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A pizza is cut into slices that are each 1/6 of the whole. John is going to eat 1/2 of the whole pizza. How many slices will John eat?
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What is 16/9 * 3/16 ?
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How do you evaluate #ArcTan[4/3]#?
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A cos a= -5/13?
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Question #36f9e
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What is the distance between #(-3 , (17 pi)/12 )# and #(8 , pi/4 )#?
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#3/8#ths of a number is 27. What's the number?
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Prove that EF // GH?
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How do you divide #( x^3-4x^2-17x+60 )/(3-2x)#?
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How do you divide #(2x^3 - 6x^2 + 8) / (x^2 - 4)#?
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How do you simplify #\frac { 5} { 4} - \frac { 1} { 8} - \frac { 1} { 2}#?
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What is the standard form of #y= (x-x^2)(x-8) -(x+3)^3#?
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Question #00038
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Question #c9ba6
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How do you divide #(x^2+5x+1)div(x+3)# using synthetic division?
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How do you evaluate #-\{ - ( - 2) ] - ( - 1) - 5+ (64/27)^(1/3) #?
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An isosceles triangle has sides A, B, and C with sides B and C being equal in length. If side A goes from #(1 ,4 )# to #(5 ,8 )# and the triangle's area is #15 #, what are the possible coordinates of the triangle's third corner?
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The base of a triangular pyramid is a triangle with corners at #(3 ,1 )#, #(4 ,9 )#, and #(5 ,7 )#. If the pyramid has a height of #7 #, what is the pyramid's volume?
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Question #a5630
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Question #2b939
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Question #c74b3
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How do you solve #\frac { 29} { 62} = \frac { a } { 39}#?
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Question #0b60c
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How do you find the roots, real and imaginary, of #y= 2x^2 - 3x + 4+ 4(-x-1)^2 # using the quadratic formula?
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How do you multiply #(4\times 10^ { - 3} ) ( - 2\times 10^ { 8} )#?
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How do you divide #( -14x^2 + 4x^2 + 19 +4x)/(2x-5)#?
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How do you divide #(x^4-8x^2+16)div(x+2)# using synthetic division?
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How do you find the product #-3m^3(2m^3-12m^2+2m+25)#?
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How do you divide #(-x^4-4x^3-3x^2+4x-2)/(x^2+4) #?
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Question #04430
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How do you evaluate #-\frac{1}{2}\times -8+2#?
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How do you evaluate #(5y - 7) ( 5y ^ { 2} - y - 1)#?
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Change the following sentence from direct to indirect speech-
John said,"I work every day". ?
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How do you evaluate #\sqrt[27] \times 56.7#?
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How do you evaluate #[2( 78\times 15\cdot 3) ^ { \frac { 1} { 3} } ] ^ { \frac { 1} { 15} }#?
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How do you solve #6/x + 7/(x + 3) = 4#?
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How do you evaluate #\frac { 7^ { \frac { 2} { 9} } } { 6\frac { 3} { 4} } #?
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How do you solve this system of equations: #-5x + y = - 4 and 2x - y = - 5#?
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What is smog also known as?
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How do you solve #-4x + 5y = 6# and #3x + y = - 14#?
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How do you solve #8x ^ { 2} + 40x = - 50#?
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How do you evaluate #\root 3 (27) + \root 3 (0.008) + \root3 (0.064)#?
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How do you divide #( x^4-2x^3-8x+16 )/(4x-6)#?
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How do you divide # 9x ^ { 2} - 6x + 2# by #(-1+3x)#?
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How do you divide #(4x^3-5x^2-4x-12)/(3x-4) #?
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Solve simultaneously..?
#x = 3y# and
#x = 1/2 (3 + 9y)#
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A bottle contains #1 2/5# liters of orange squash. To make one drink, #1/200# liter of squash is needed. How many drinks can be made from the bottle of squash?
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How do you solve #-10.1h - 15.12= - 3.8h#?
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Jeff earns $7.30 per hour. How much does Jeff earn by working one hour and 45 minutes?
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Question #ac680
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How do you solve #3.9z + 12.26- 10.7z = - 11.1z - 8.81#?
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