Answer:
d
Step-by-step explanation:
Answer:
19.6 o 2.5π
Step-by-step explanation:
la fórmula para el área del círculo es A = πr ^ 2
Answer: Choice ARaising something to the 1/4th power is the same as applying the 4th root to that expression. Raising an expression to the 1/n power is the same as applying the nth root.
Rule:
(if the text is too small it basically says x to the (1/n) = square root with a small 'n' all over x)
Answer:
Step-by-step explanation:
100=10+5x x is the hours she needs to babysit
90=5x
x=18
She needs to babysit for 18 hours at $5 an hour if she already has $10
Equation of a line through two points is given by (y - y1) = ((y2 - y1)/(x2 - x1))(x - x1)
y - 5 = ((3 - 5)/(1 - (-1)))(x - (-1))
y - 5 = (-2/2)(x + 1)
(y - 5) = -(x + 1) = -x - 1
x + y = -1 + 5
x + y = 4