Answer:
Step-by-step explanation:
(10 - 9)/2 = 1/2
(-4 - 2)/2= -6/2= -3
(1/2, -3) the midpoint
I hope this helps you
g^2+14g+40
(g+4)(g+10)
g+4=9
g+10=15
8(n + 9) <== ur expression
Answer: σ: 2.76
Step-by-step explanation:
Count, N: 5
Sum, Σx: 125
Mean, μ: 25
Variance, σ2: 7.6
Steps
look at attached pic for formula
σ^2 =
⇒
⇒ 7.6
σ =
⇒ 2.756809750418
⇒ or 2.76