Double of 50 is 100, so 28*100=2800, now half of the answer is 2800/2=1400
-5x^5 * -8x^4 - 5x^5*-9x - 5x^5*-9
= 40x^9 + 45x^6 + 45x^5
Answer:
Approximately 7.9 feet.
Step-by-step explanation:
cos 10 = x / 8 where x is the required distance.
x = 8 cos 10
= 7.878 feet.
F(4)= -64-3=-69 g(5)= -15-3=-18