Most popular questions and responses by Rileigh
  1. Calcalus

    If ln(x^2-15y)=x-y+5 and y(-4) by implicit differentation = Thus the equation of the tangent line to the graph at point (-4,1) is y=

    asked on March 22, 2017
  2. Calculus

    Find all solutions to the equation with 0≤α≤2π. Give an exact answer if possible, otherwise give value(s) of α accurate to at least four decimal places. 4tan(α)+5=2a=

    asked on April 4, 2017
  3. Caclulus

    Suppose f is a one-to-one, differentiable function and its inverse function f−1 is also differentiable. One can show, using implicit differentiation (do it!), that (f−1)′(x)=1/f′(f−1(x)) If f(4)=5 and f′(4)=2/3, find

    asked on April 4, 2017
  4. Calculus

    If tan(θ)=−7/2 and sin(θ)

    asked on April 4, 2017
  5. Calculus

    If sin(θ)=8/10, 0≤θ≤π/2, then cos(theta)= tan(theta)= Sec(theta)= Please explain how to do this

    asked on April 4, 2017
  6. Calculus

    Solve the equations below exactly. Give your answers in radians, and find all possible values for t in the interval 0≤t≤2π. If there is more than one answer, enter your solutions in a comma separated list. (a) sin(t)=2/√2 when t= (b) cos(t)=1/2 when

    asked on April 4, 2017
  7. Calculus

    Using inverse trigonometric functions, find a solution to the equation cos(x)=0.2 in the interval 0≤x≤4π. Then, use a graph to find all other solutions to this equation in this interval. Enter your answers as a comma separated list. Thank

    asked on April 4, 2017