Simplify (22) (25)
128
Simplify (42)2
256
-32
-9
Change to standard form: 2.3 x 105
230,000
Simplify (68)/(66)
36
Simplify (u12)2
u24
(-3)2
9
A negative exponent tells you what about the number in standard form?
That it is really small or less than 1.
Simplify (r3s4) (s2t2)
r3s6t2
-3x-2
-3 / x2
The value of a new car decreases exponentially at a rate of 15% per year. A new has an initial value of $24,000. What is the value of the car after 5 years?
Value of the car after 5 years: $10,648.93
Simplify (a8)/(a17)
a-9 or 1/(a9)
Simplify (x-18)3
1/x54
(2/3)-2
9 / 4
Thew population of a town is 45,647. It has been growing at a rate of 2.8% each year. What is the new population predicted top be in five years?
(round to nearest whole number)
52,406
Simplify (45e4f3) (4-5e-6f-1)
(f2)/(e2)
Simplify: ((x8)2))3
s48
Simplify (4m6n14)/(2m3n2)-3
32m15 n10
(3x2)0 (4x3)0
1
Bob opened a checking account that pays 2% annual interest. What is the balance he will earn after 3 years if he deposited $500 in the account?
Round to the nearest penny.