Answers created by Mia

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• How do you solve the following system using substitution?: #y=x-4, y=2x#
  
• How do you factor the expression #r^2-4rs+4s^2#?
  
• What is #sqrt(8) + sqrt(9)#?
  
• What is the value of s in the equation 3r=10+5s when r =10 ?
  
• How do you find dy/dx given x=t-1/t and y=2t+1/t?
  
• How do you solve the equation #4tan^2u-1=tan^2u#?
  
• How do you simplify #\frac { x ^ { 2} + 17x } { x ^ { 2} - 5x } + \frac { x ^ { 2} - 6x } { x ^ { 2} - 5x }#?
  
• How do you verify the intermediate value theorem over the interval [0,3], and find the c that is guaranteed by the theorem such that f(c)=0 where #f(x)=x^2-6x+8#?
  
• How do you simplify #\frac{1}{(x+2)}+\frac{-2}{(x-4)}#?
  
• How do you evaluate #\int \frac { \cos \theta } { \sin ^ { 4} \theta } d \theta#?
  
• How do you write the recurring decimal #0.\bar(15)# as a fraction in its simplest form?
  
• Circle A has a center at #(2 ,3 )# and a radius of #1 #. Circle B has a center at #(-1 ,-2 )# and a radius of #4 #. Do the circles overlap? If not, what is the smallest distance between them?
  
• Question #e472b
  
• How do you find the equation of the line tangent to #y=secx#, at (pi/3,2)?
  
• How do you evaluate #3.5/7 \times 3.06\div 3#?
  
• If #f(x) =sec^2(x/2) # and #g(x) = sqrt(5x-1 #, what is #f'(g(x)) #?
  
• What is #lim_(x->1) (x^3-1)/(x-1)^2# ?
  
• How do you solve #4x ^ { 2} + 4x - 5= - 6# by extracting square roots?
  
• How do you differentiate #f(x)=xsin(1/x)#?
  
• How do you simplify #-5+ 5x = - ( 1- 6x ) #?
  
• How do you solve #13^2=8^2+6^2-2(8)(6)cosA#?
  
• How do you solve #-2(x + 3) = -2(x + 1) - 4#?
  
• How do you simplify #sqrt((a +2)^2)#?
  
• What are the asymptote(s) and hole(s), if any, of # f(x) = (x*(x-2))/(x^2-2x+1)#?
  
• What is the integral of #(lnsqrtx)/x#?
  
• How do you simplify #(- 2x y ^ { 2} z ) ^ { 2} ( 2x ^ { 4} z ^ { 2} ) ^ { 3}#?
  
• How do you differentiate # y = ( 2x + 1) ^ { 5} ( x ^ { 3} - x + 1) ^ { 4}#?
  
• How do you solve #4n ^ { 2} - 8n = 0#?
  
• How do you simplify #2x(3x^2+4)-3x^2#?
  
• How do you use the product rule to differentiate # sin(x^2)(cos(x^2)) #?
  
• What is the vertex and focus of the parabola described by #x^2-4x+y+3=0#?
  
• How do you simplify #sqrt2 * sqrt8 - 37#?
  
• How do you solve #\sqrt { 5- \frac { x } { 4} } = \sqrt { x + 8}#?
  
• How do you find the roots, real and imaginary, of #y=(2x-8)(x-2)-x^2+4x # using the quadratic formula?
  
• How do you multiply and simplify #\frac { y ^ { 2} - 9} { 6y - 18} \cdot \frac { y + 5} { y + 3}#?
  
• How do you simplify #(x^2+12x+20)/(4x^2-9)*(6x^3-9x^2)/(x^3+10x^2)*(2x+3)#?
  
• How do you find the antiderivative of #sin(pix) dx#?
  
• What value of #a# will make #((12x^a)/(4x^5))^3 = 27x^12#?
  
• Question #3b142
  
• How do you write #y=-x^2+20x-80# in vertex form?
  
• What is the equation of the line parallel to the graph of #4x+3y=9# that passes through the point #(2, -1)#?
  
• What is the derivative of #f(t) = (t^2-1 , te^(2t-1) ) #?
  
• How do you factor #3x^3-12x^2-45x#?
  
• How do you simplify #(x^2-8x+12)/(x^2+7x-18)# and then find the excluded values?
  
• How do you differentiate #2cos(x)+cos^2(x)#?
  
• How do you find the slope of the tangent line #y=(x+1)(x-2)# at x=1?
  
• How do you multiply #(5a ^ { 3} b ) ^ { 2} \cdot ( 2a ^ { 3} b ^ { 4} )#?
  
• 36 is what percent of 65?
  
• Question #221ff
  
• How do you simplify #(8/27)^(-2/3)#?
  
• How do you solve the system #4x-2y=16, 4x+2y=24# using graphing?
  
• What is #f(x) = int x-sin2x+cosx dx# if #f(pi/2)=3 #?
  
• How do you solve #|-3x + 3| \leq 6#?
  
• I need help solving this problem f(x)=2x^2+1 find and simplify f(x+2)-f(x)/2?
  
• How do you simplify #4/(d-1)+d/(1-d)#?
  
• How do you write the equation of a line through point (4,2); slope = 3?
  
• How do you differentiate #f(x)=3sinx+2cosx#?
  
• How do you evaluate #g(-2)# if #g(x)=5x^2+3x-2#?
  
• How do you differentiate #f(x)=tan5x^3#?
  
• How do you solve the inequality #x-5<8#?
  
• How do you find the definite integral of #int 1/(x+2)# from [-1,1]?
  
• How do you simplify the following expression #(-7y)(-4y^5)#?
  
• If #f(x)= - e^(5x # and #g(x) = 2x^3 #, how do you differentiate #f(g(x)) # using the chain rule?
  
• How do you find the Least common multiple of #28, 14, 21#?
  
• How do you find the Least common multiple of 14, 6?
  
• What percent of 36 is 19.8?
  
• Question #7bd4b
  
• How do you write the next three terms of the geometric sequence #-2, -12, -72, -432,...# and graph the sequence?
  
• How do you simplify the expression #1-(sec^2x-tan^2x)#?
  
• How do you solve #\frac { 2} { x + 4} + \frac { 3} { x - 4} = \frac { 24} { ( x + 4) ( x - 4) }#?
  
• How do you differentiate #f(x)=sec(1/x^3)# using the chain rule?
  
• What is the sum of #5/6+7/8#?
  
• What is 20 percent of 80?
  
• How do you evaluate #3^ { 2} + ( 5- 2) \cdot 4- \frac { 6} { 3}#?
  
• Question #9191f
  
• How do you write the fraction #9/21# in simplest form?
  
• How do you find the derivative of #(3x)/(2e^x+e^-x)#?
  
• How do you simplify #ln(e^2lne^3)#?
  
• How do you write the prime factorization of 30?
  
• How do you solve #1/(3m)+(6m-9)/(3m)=(3m-3)/(4m)#?
  
• How do you solve #1+ 3\log _ { 2} ( x + 5) = 7#?
  
• How do you simplify #\frac{8}{3}-\frac{5}{6}#?
  
• What is 90% of 130?
  
• How do you find the integral of #((sin(x/5))^2)*((cos(x/5))^3)#?
  
• How do you evaluate #Sin(π/3)*tan(π/6)#?
  
• How do you solve #|1- 2x | = 9#?
  
• How do you write the equation of a line that passes through (-6, 1) with a slope of 1/3?
  
• How do you differentiate #f(x)=x/(1+sqrtx)#?
  
• How do you evaluate #tan^-1(0)#?
  
• How do you find the exact value of #sqrt3-sinx=sinx+sqrt12# in the interval #0<=x<360#?
  
• How do you solve the system of equations #-3c + 7d = 47# and #- 6c - 5d = - 1#?
  
• How do you find all points of inflection given #y=-x^4+3x^2-4#?
  
• How do you factor #b^ { 2} - 3b - 4?#
  
• What is the equation of the tangent to #y=5x^2-7x+4# at the point #(2, 10)#?
  
• How do you find #(d^2y)/(dx^2)# for #5y^2+2=5x^2#?
  
• How do you combine like terms in #(4x - 2) ( 3x - 5) + 2( 7x + 5) ( 2x - 6)#?
  
• How do you evaluate the definite integral #int 2x dx# from [0,1]?
  
• How do you simplify #(- \frac { 2n ^ { 4} \cdot - 2m n ^ { 4} \cdot 2m ^ { 0} n ^ { - 4} } { ( 2n ) ^ { 2} } ) ^ { 2}#?
  
• How do you differentiate #f(x)=(2x^5+3)cos(x^2)#?
  
• How do you simplify #3(m-3)+m(5-m)-m^2#?
  
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