Answer:
The answer is 2x³ + 9x² - 5x
Step-by-step explanation:
c(x)=4x-2
d(x)=x²+5x
To find (c×d)(x) we multiply both functions
That's
(c×d)(x) = (4x - 2)(x² + 5x)
Expand
We get
4x³ + 20x² - 2x² - 10x
= 4x³ + 18x² - 10x
Simplify the terms
Divide all terms by 2
The final answer is
= 2x³ + 9x² - 5x
Hope this helps you
