$f(x)=9x^3+2x^2-5x+4\\\\g(x)=5x^3-7x+4\\\\f(x)-g(x)=(9x^3+2x^2-5x+4)-(5x^3-7x+4)\\\\=9x^3+2x^2-5x+4-5x^3+7x-4=9x^3-5x^3+2x^2-5x+7x+4-4\\\\=\boxed{4x^3+2x^2+2x}$

7 0

3 years ago

65 is 13% of what number?

emmasim [6.3K]

Answer:

Step-by-step explanation:

because i said so and its correct:)

8 0

2 years ago

Read 2 more answers

Find the slope of the line below.

creativ13 [48]

A.
$- \frac{4}{5}$

6 0

3 years ago

Carlos and Maria drove a total of 228 miles in 4.6 hours. Carlos drove the first part of the trip and averaged

aleksklad [387]

Answer:

around 228

Step-by-step explanation:

8 0

2 years ago