3. Select each expression that has a value of 15 when x = 15.
+ 10
DO00
15,521 = X
(3,015 - x) — 186
20x2 = 30
o 22 - 25

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles