For the function, f(x) = 8x + 5x, find the following. (a) f(5) d nud k (b) f(-2) orea (c) f(4.2) muca (d) f(-4.2)

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

How can you find the mean absolute deviation (mad) for this set of data?