Answer:
x = 0, 9
Step-by-step explanation:
To find our roots, set the binomial factors equal to zero:
x = 0
x - 9 = 0
x = 9
Answer:
6
∑ n^2
n=1
Step-by-step explanation:
There are 6 terms in the series, so we sum from 1 to 6
The terms are the integers squared
1^1, 2^2, 3^2 4^2, 5^2 6^2 or n^2
6
∑ n^2
n=1
Total Cost = 55+0.35x
X represents the amount of minutes you spend talking on the phone.

Given the Mean Age of Five Children = 12

⇒ Total Age of the Chidren = 12 × 5 = 60 Years
One side of the square is 15 cause 15 times 15=225