Answer:
I'll do the first one and lets see if that helps
Step-by-step explanation:
Answer:
25.8 pounds
Step-by-step explanation:
3 x 8.6 = 25.8
Answer: Length of lamp Post will be 20.26 feet .
Step-by-step explanation:
Since we have given that
In ΔABC, we can apply "Trigonometric rule "
So, Length of lamp Post will be 20.26 feet .
Answer:
B. -x³ - 9x².
Step-by-step explanation:
- (3x³ + x²) +2 (x³ - 4x²)
= -3x³ + 2x³ - x² - 8x²
= -x³ - 9x²