Answers created by georgef
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How do you test for convergence for ?
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How do you find the critical numbers for #f(x) = x + 2sinx# to determine the maximum and minimum?
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#lim x->o (tan( x/3)/x)# ???
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What is the discriminant of #2x^2 = 4x - 7# and what does that mean?
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The equation and graph of a polynomial are shown below the graph reaches it's maximum when the value of x is 3 what is the y value of this maximum y=-x^2+6x-7?
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How do you solve using the completing the square method #9(x^2) - 18x = -3#?
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How do you solve the following system: #x-5y=-9, y = 3x – 12#?
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20 people shake hands with each other. How many handshakes will be there in total?
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How do you find a standard form equation for the line with slope 2/3 that passes through the point (3,6)?
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How do you find the limit of # (1/(h+2)^2 - 1/4) / h# as h approaches 0?
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Can you Find the limit of the sequence or determine that the limit does not exist for the sequence {n^4/(n^5+1)}?
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How do you find the limit of #abs(8x-56)/ (x-7)# as #x->7^-#?
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Prove using the #epsilon-delta# method that #lim_(n->oo)= (2n)/(n^2+1) = 0# ?
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Question #6b72f
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If the limit of f(x) as x tends to a = L and the limit of g(x) as x tends to a =M
Proof that,
lim[f(x)-g(x)] as x tends to a
= L-M?
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How do you describe the interval(s) on which the function is continuous, using interval notation?
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If #sqrt(sinx) + cosx = 0#, the what is the value of #sinx#?
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How do you prove the following?
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Question #66b69
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How do you find a fourth degree polynomial given roots #2i# and #4-i#?
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Question #931d4
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How do you find the reciprocal of #2 3/4#?
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How do you write #root3(b^2)# as an exponential expression?
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How do you find a fraction between #1/2 and 4/5?#
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Question #a5432
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How to solve this? We have the ring #(ZZ_8,+,*)#Demonstrate that the invertible elements of this ring are:#hat1,hat3,hat5,hat7#.
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Question #96ca4
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How do you find the two positive real numbers whose sum is 40 and whose product is a maximum?
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How do you differentiate #y=(e^(2x)+1)^3#?
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How do you use the commutative and the associative laws to find three equivalent expressions (p +q) +60?
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How do you find two fractions between 2 and 3?
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How do you find two consecutive whole numbers that #sqrt97# lies between?
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How do you find the limit of #R(x) = (x - 1)/(x² - 1)# as x approaches #-1#?
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How do you complete the pattern with the next two numbers. 10, 15, 21, 28,?
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How do you find #abs(3+4i)#?
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How do you find the sum of the infinite geometric series given #a_1=14#, r=7/3?
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How do you find the sum of the series #1# from i=1 to 42?
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How do you determine if #2 sin x cos x# is an even or odd function?
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How do you find the equation of the circle given center:(0,0) radius: 2 square root of 7?
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How do you find the sum of the first 1000 positive even integers?
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What number is 38% of 60?
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Question #91ebb
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Question #f8d03
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How do you find the product of #10/(r-2)*(r^2-4)/2#?
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Is 0.354355435554 rational or irrational or integer?
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The sum of two numbers is 82. Their difference is 24. How do you write a system of equations that describes this situation and solve by elimination to find the two numbers?
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How do you find the value of the discriminant and determine the nature of the roots #8x^2 – 2x – 18 = -15 #?
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How do you solve #|x| <3#?
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How do you find another point on each line using slope and point given m=2/5; passes through (1,-4)?
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How do you write #f(x) = 3 - |2x + 3|# as piecewise functions?
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Is x-3 a factor of #x^3-6x^2-x+30#?
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How do you solve #2x – 8y = 8# and #-x + 4y = 4 #?
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How do you write the equation for a circle with center (-3, -5) and radius 4?
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How do you solve #3x^2+27x=108#?
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How do you graph #2x-6y=6# using intercepts?
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What is the equation of the line passing through #(3,-5)# and #(42,1)#?
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How do you find the derivative of #f(x)=ln (x^2+2)#?
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How do you find and classify all the critical points and then use the second derivative to check your results given #h(t)=-4.9t^2+39.2t+2#?
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What does it mean about a point if the tangent line has a slope of 0?
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How do you find the equation of a line tangent to #y=4/x# at (2,2)?
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How do you evaluate the limit #(x^2-x-6)/(x+2)# as x approaches #oo#?
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How do you evaluate #sec(-pi)#?
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How do you find the equation of a line given the point and slope (0, 0) m = 2?
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How do you factor and solve #6x^2 - 5x = 6#?
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How do you graph #y <2x - 1#?
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How do you find the domain and range for #y=x^2#?
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What is #f(-4)# when #f(x)=-x^2-2x#?
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What is the distance between #(–2, 2, 6) # and #(–1, 1, 3) #?
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How do you order the following from least to greatest without a calculator #8.1 times 10^3, 2.1times10^5, 7.25times10^3, 1.05times10^4, 1.75times10^4#?
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How do you find the square root of 1/121?
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How do solve the following linear system?: # -4x-15y=-1 , -3x+7y=-1 #?
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How do you solve #(x - 9)^2 = 1#?
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If #f(x) = 3x+2#, what if #f(5)#?
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What is the inverse of #h(x) = 5x + 2#?
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If #f(x) = 2x^2 + 5# and #g(x) = 3x + a#, how do you find a so that the graph of (f o g)(x) crosses the y-axis at 23?
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For the function y=3x+2, how do you find the y-intercept?
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How do you solve using the completing the square method #(x-9)^2=1#?
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How do you simplify #5/6-2/3#?
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How do you evaluate #5/6+7/9#?
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How do you solve #(x-5)^2=9#?
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How do you graph the line #y = 3x + 1#?
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How do you solve and write the following in interval notation: #|x| <3#?
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How do you solve #abs(x+5)=4#?
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Question #88f84
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How do you find the equation of a circle with centre (5,4) and just touches the x-axis?
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How do you solve the following system: #2x+7y=1, x+3y=-2
#?
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How does #0.99999....=1#?
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How do you evaluate #4/9+ 1 7/9#?
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How do you evaluate #4 2/7 - 1/6#?
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How do you simplify #3 1/6 + 4 1/4#?
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How do you solve #(x-5)^2=4#?
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How do you use the limit definition of the derivative to find the derivative of #f(x)=4x^2#?
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Question #4c07a
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Is #f(x) =sinx-x^2# concave or convex at #x=pi/3#?
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Question #db8e2
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Given #sin x/ x^2# how do you find the limit as x approaches 0?
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What is the derivative of #e^(-x)#?
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How do you find all critical point and determine the min, max and inflection given #D(r)=-r^2-2r+8#?
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How do you find the midpoint of A is (0,0) and point B is (12,6)?
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How many ways can the letters P Q C N Z be arranged to make a password?
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