Someone is eating a 50 g chocolate bar which contains 30% of cocoa
how many grams of cocoa are in a chocolate bar?

pi x^2

step-by-step explanation:

pi times x squared

probably .5

i can on others if necessary.

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).

2x + 8

step-by-step explanation: