Answer:
90
Step-by-step explanation:
Length times with times height
Answer:
-9
Step-by-step explanation:
This is just -3 * 3
=-9
Answer:
the asnwer is C
Step-by-step explanation:
Answer: 12 - 4 = 8
Step-by-step explanation:
Answer:
- 2x² + 7x + 1
Step-by-step explanation:
f(x) - g(x)
= x² + 2x - 6 - (3x² - 5x - 7) ← distribute parenthesis by - 1
= x² + 2x - 6 - 3x² + 5x + 7 ← collect like terms
= - 2x² + 7x + 1
