Square/Cube Root
What is √16
4
What is the exponential equation
y=a(b)x
5x+13=-2
x=-3
Find a linear equation for a graph that passes through (1,9) and (4,36)
y=9x
If something is compounded quarterly, how many times is it compounded in 30 years?
120 times
What is the cubed root of 125
5
What is the quadratic equation
ax2+bx+c
Solve for x
5 x－8=2
x=2
Write an exponential equation using the points
(0,6) and (3,48)
y=6*2x
If something is compounded semiannually, how many times is it compounded in 10 years?
20 times
What is the √381
19
212
4096
7x-14=2
x=16/7
Write an exponential equation using the two given points
(0,5) (2,45)
y=5(3)x
Dean invests $1200 in an account that earns 6.2% interest that is compounded annually. How much money will be in Dean's account after 25 years? Round to the nearest cent.
$5398.76
What is the √841
29
Solve both x's
(x−1)(x+2)=12×15
x=13,−14
2x+6=24468
x=12231
(0,64) (3,125)
y=64(5/4)x
Rebecca bought a condo for $110,000 in 2005. If the value appreciates by 6% annually, what will the value be in 2025? Round to the nearest cent.
$373,952.00
Solve (√7+1)3(√7−1)−(√7+1)(√7−1)3
24√7
Solve both x's
2(3x−5)2−19(3x−5)+24=02(3x−5)2−19(3x−5)+24=0
x=13/3, 13/6
y=5x+54
y=-4x+24
Solve for x and y
x=-10/3 y=112/3
Write an exponential equation using two given points
(1,635) (3,3968.75)
y=254(5/2)x
Calvin buys a car for $25,000. Suppose the value of a car decreases in value according to the function y=25,000(0.955)x. In the equation, x represents the number of months since the car was purchased and y represents the value of the cell phone purchased. What was the value of the car 13 months after it was purchased? Round to the nearest cent.
$13739.91