Answer:
21
Step-by-step explanation:
Answer:
B) 94.2 in³
Step-by-step explanation:
V = (πr²h)/3
= 9π(10)/3 = 90π/3 = 30π ≈ 94.25
Answer: 6-1/3n
Step-by-step explanation:
Answer:
2.)-1,5/2 is your answer
Step-by-step explanation:
2x2 - 3x = 5
2x²-3x-5=0
do ing middle term factorization
2x²-5x+2x-5=0
x(2x-5)+1(2x-5)=0
(2x-5)(x+1)=0
either
x=5/2
or
x=-1