(f-g)(x) = f(x) - g(x)
= (x^3 -2x+6) - (2x^3+3x^2-4x+2)
= x^3 -2x +6 -2x^3 -3x^2 +4x -2 . . . . distribute the negative sign
= (1-2)x^3 -3x^2 +(-2+4)x +(6-2) . . . . . combine like terms

(f-g)(x) = -x^3 -3x^2 +2x +4

7 0

3 years ago

What times 2 equals -3?

Xelga [282]

Answer:

just form an equation

let that number be x

then 2x=-3

x=-3/2 ANSWER

6 0

2 years ago

Read 2 more answers

If one half of a number is 8 less than two thirds of the number, what is the number?

umka2103 [35]

$\frac{1}{2}x=\frac{2}{3}x-8 \\ \\
\frac{1}{2}x-\frac{2}{3}x=-8 \\ \\
\frac{3}{6}x-\frac{4}{6}x=-8 \\ \\
-\frac{1}{6}x=-8 \\ \\
x=48$

5 0

3 years ago