Answers edited by Aviv S.

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• What are the least common multiples of 7,14 and 21?
  
• What is the limit of 1/(sqrt(x)) as it goes to infinity?
  
• How do you calculate #sinA=0.96225#?
  
• How do you simplify #(\frac { x ^ { - 3} x ^ { 2} } { x ^ { 3} x ^ { - 2} } ) ^ { 2}#?
  
• How do you solve #x+5=-3#?
  
• What is #cottheta+tantheta-costheta# in terms of #sintheta#?
  
• 63 is 90% of what number?
  
• What is? -4x+6=x-49
  
• How do you solve #- 7x + 2> 8#?
  
• Question #ce587
  
• How do you evaluate #6+(-7)+(-5)-(-2)#?
  
• 2+log√1+x+3log√1-x=log √1-x^2. Solve for x?
  
• The point #(-5,-2)# is on the terminal side of an angle in standard position, how do you determine the exact values of the six trigonometric functions of the angle?
  
• What is the derivative of #sin^3x#?
  
• Sqrt(sin^8x*cos^5x)*sqrt(cosx) What is the answer?
  
• Zollie had a secret number. She found that the sum of 3 times her number and 70 equaled -50. What was her number?
  
• How do you simplify #-9 + w - v + 5w + 2v + 5#?
  
• How do you solve #2x^2-7x+3=0#?
  
• How do you solve #3x^2 = -9x# by factoring?
  
• How do you find #[fog](x)# and #[gof](x)# given #f(x)=2x-3# and #g(x)=x^2-2x#?
  
• How do you simplify #4p + 9 + (-7p) + 2#?
  
• How do you simplify #8+2(3+5)^2# using order of operations?
  
• A rectangle is 4 times as long as it is wide. If the area is 16 square feet, find it's perimeter?
  
• Is 10 a prime or composite?
  
• How do you write 52/3 as a percent?
  
• How do you simplify #-(3a^6b^4)^3#?
  
• How do you solve the triangle given #A=83^circ20', C=54.6^circ, c=18.1#?
  
• How do you solve #sqrt(4x+1)+3=0#?
  
• Question #b342b
  
• How do you write # 4500000# in scientific notation?
  
• How many #"milliseconds"# in #0.72*"kiloseconds"#?
  
• How do you simplify #1/(x²-x) - 1/x#?
  
• What is the set of numbers to which #8/3# belong?
  
• What are the solutions for #sec^2x+6tanx=6# in the interval [0,2pi) ??
  
• How do you factor #3x^3 - 2[ x - ( 3 - 2x ) ] = 3 ( x - 2 )^2#?
  
• How do you solve #4(x + 1) = 4x + 10#?
  
• What is the distance between #(3, –1, 1) # and #(–3, 2, –3) #?
  
• At a restaurant 6 hotdogs cost $10.92 and 5 hamburgers cost $9.50. Which food has the lower unit price?
  
• What is the solution set of #(h-6)^2=400#?
  
• How do you find the derivative of #arcsin(x^2/4)#?
  
• A triangle has sides A, B, and C. The angle between sides A and B is #(pi)/2# and the angle between sides B and C is #pi/12#. If side B has a length of 37, what is the area of the triangle?
  
• How do you factor by grouping: #3x^2 + 3 + x^3 + x#?
  
• How do you simplify #6(10m+10)#?
  
• How do you evaluate #e^0.5# using a calculator to four decimal places?
  
• How do you solve sinx = 1 - cosx over the interval (0, 2pi]?
  
• How do you write #x^2+ 4x+3# in factored form?
  
• How do you evaluate #sec (4pi)#?
  
• How do you solve #8( b - 7) + 2= - 46#?
  
• How do you simplify #\frac{-30}{46}#?
  
• How do you factor #y= 6x^3+13x^2-14x+3# ?
  
• Solve the inequality and graph it on the number line. Show the answer in interval notation. -4(x+2)>3x+20?
  
• -x^2+7x-6/x^2+2x-3?
  
• What is the value of 32% of 120?
  
• What is #intln(x^2-1)dx#?
  
• How do you solve the following system: #x-4y=2, x-2y=4 #?
  
• Question #c5d30
  
• What are the excluded values for #y=(2x+5)/(x+5)#?
  
• How do you solve #2x+6=18#?
  
• If #tan (x) = 3/4#, what is #cos (x)#?
  
• How do you solve #14- z = 2#?
  
• Question #4ee1e
  
• How do you multiply #(x-7)/(x^2+9x+20)*(x+4)/(x^2-49)#?
  
• What is the quadratic formula?
  
• If #a=12, b=9#, and #c=4#, what is #(2c^3-ab)/4#?
  
• The sum of the angle if a polygon is 3240 how many sides does the polygon have?
  
• How do you multiply #xsqrt(10x)*7sqrt(15x)#?
  
• What are the intercepts of #x+9y=-2#?
  
• What is #32 - (3+9) -: 3 - 62 -: 2#?
  
• How do you graph #9x-2y<=-18# on the coordinate plane?
  
• How do you find the equation of the circle given Center: (3, -2); Radius: 3?
  
• How do you list all the factors of 75?
  
• How can I solve the equation for this interval, (see picture)? Thanks!
  
• How many minutes are there in 2.8 hours?
  
• How do you solve #5( 5x - 2) < 15#?
  
• How do you find the domain and range of # P(x)=2x(x+1)(x-2)#?
  
• What is 2,134 +6,450?
  
• How to make z the subject of the formula?
  
• How do you simplify #\frac { q - 16} { q ^ { 2} - 18q + 32}#?
  
• Question #c2afe
  
• What is the standard form of #f(x)=(2x-3)(x-2)+(4x-5 )^2 #?
  
• How do you find the inverse of #f(x)=3-2x#?
  
• Question #23771
  
• What is the volume of the solid produced by revolving #f(x)=1/x, x in [1,4] #around the x-axis?
  
• Question #2533c
  
• Solve completely #36?
  
• Why doesn't Socratic doesn't has a separate section for philosophy even if it is named after a great thinker?
  
• If sin s =2/3 and cos s = √5 over 3 what are the values of the remaining four trigonometric functions of s?
  
• What is the slope of the line through (-5,-10) and (−1,5)?
  
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