Please please please please please help me I really need this
Answer:
g(f(x)) = 10x^2 - 18
Step-by-step explanation:
g(f(x)) = 5(2x² - 5) + 7
g(f(x)) = 10x² - 25 + 7
g(f(x)) = 10x² - 18
(or g(f(x)) = 10x² + (-18), to fit your answer format)