Multiply it out.
f(x) = (2x +1)(x² -1) . . . . . . recognize the factoring of the difference of squares
f(x) = 2x³ +x² -2x -1
Answer:
approx. 23
Step-by-step explanation:
4+9+10=23
Answer:
3.
Step-by-step explanation:
f(-2) = 3(-2)^2 + 4(-2) - 1
= 12 - 8 - 1
= 3.
Answer:
1. Given
2. AAS
3. Reflexive
4. Definition of perpendicular
5. Definition of angle bisector
6. CPCTE
