40 is 20% of x. if x is 80% of y, then what is the sum of x and y?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

A) find the derivative of the inverse to f(x) = 3x + sint at x 6. b) (cale) find the derivative of the inverse to f(x)+3sin at x 6. if x +2y -34, ind he behaviar of the cure at 4,.3), c) a. increasing, concave up d. decreasing, concave down b. increasing, concave down e. decreasing, inflection point c. decreasing, concave up

Which of the following statements must be true about this diagram? check all that apply. x°, y°, z°, & w°