Answer:
A. 4x²+20x+25
Step-by-step explanation:
Because of PEMDAS, you calculate the value inside of the parenthesis first, so you expand [2x+1-(4x+6)]:
2x+1-4x-6 = -2x-5.
Then apply the exponent:
(-2x-5)² = (-2x-5)(-2x-5) = 4x²+10x+10x+25 = 4x²+20x+25
600 ft. This is because you travel 10 feet per second and there are 60 seconds in a minute. 10 x 60 =600
Answer:
-8x3 - 4x2 + 8x - 4
Step-by-step explanation:
6/24=1/4=25%
answer is 25% are bad
Answer:
the answer is X=8
Step-by-step explanation:
2(8)+4=20
