Y = x^2 - 64
x^2 - 64 = 0
x^2 = 64
x^2 = 8^2
x = 8 and x = -8
answer is B. x = 8 and x = -8
Answer:
Step-by-step explanation:
7 - 3 = 4
7 + 3 = 10
4/10 = 40
10/10 = ?
10/10 x 40 x 10/4
= 100 people
The circumference of a circle is calculated through the equation,
C = 2πr
where C is circumference and r is radius. For this item, I assume that 12 in is the radius such that,
C = 2π(12 in) = 24π
Thus, the circumference of the circle is 24π inches.
Answer: she forgot to multiply the radius by 2 in the formula .
Step-by-step explanation: