X2=9 has only one solution, which is 4.5
Answer:
7 in, 7 in, 7 in
12 in, 15 in, 25 in
2 in, 3 in, 4in
Step-by-step explanation:
Answer:
-8x3 - 4x2 + 8x - 4
Step-by-step explanation:
The length of a circumference: l=πD
l₁=π×5=5π
l₂=π×15=15π
Then l₂÷l₁=15π÷5π=3 and the answer is B)
F(x) = 12/(4x+2)
x = -1
f(-1) = 12 / [4(-1)+2]
f(-1) = 12 / (-4+2)
f(-1) = 12 / -2
f(-1) = -6
