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Home > A2C > Chapter 7 > Lesson 7.1.5 > Problem 7-85

7-85.

Substitute the quantity inside the parentheses ( ) for x into the f(x) or g(x) equation and simplify.

f(a + b) = 2a2 + 4ab + 2b2 − 4

f(g(x)) = 10x2 − 17