Question

Find 5g(x)-f(x) given f(x)=9x^2+7x and g(x)=2-x

^2 means there’s a 2 over top that number please show work

Answer 1

- 9x² - 12x + 10

Explanation:

5g(x) - f(x)

= 5(2 - x) - (9x² + 7x) ← distribute both parenthesis

= 10 - 5x - 9x² - 7x ← collect like terms

= - 9x² - 12x + 10