Exponential functions part 2

In exponentional functions "a" is the

• growth factor

• starting amount

• rate

• time

The formula for growth is

• y = ab

• y = a+ b

Which of the following is growth?

• y=(0.5)^x

• y=4(0.88888)^x

• y= 50(1.009)^x

• y = 50(0.009)^x

Which of the following is decay?

• y = 2(1.99)^x

• y = 2(1.5)^x

• y=400(0.5)^x

• y = 2(1.8)^x

Convert 20% to decimal

• 20

• 2.0

• 0.2

• 0.02

Convert 5% to decimal

• 0.5

• 0.005

• 0.005

• 5.0