A) 10^m
B) m²¹
C) m¹⁰
D) 14^m
E) m⁴

A) 160^y
B) 16y¹⁰
C) 10y¹⁰
D) 10y²⁴
E) 16y²⁴

A) 5
B) 5n
C) 1
D) n
E) 0

A) 81x⁶y⁷
B) 12x⁶y⁷
C) 7x¹⁶y⁷
D) 81x⁸y¹²
E) 12x⁸y¹²

A) 1/x⁸
B) x⁸
C) x^-12
D) 8^x
E) x¹²

A) None of these
B) 14/x¹²
C) 6/x³
D) x⁵/7
E) 9/x⁶

A) 6/x³
B) 2/4^x
C) None of these
D) 5/x⁹
E) 2/x⁴

A) None of these
B) 25m⁴/3
C) 5m³/4
D) (5m)⁴/3
E) (25m)³/4

A) x=3.8
B) None of these
C) x=4.2
D) x=26.9
E) x=12.1

A) None of these
B) n=27
C) n=20
D) n=55
E) n=16

A) x=0.45
B) x=.54
C) None of these
D) x=.12
E) x=.23

A) None of these
B) x=2.16
C) x=6.12
D) x=5.11
E) x=3.33

A) x=4.41
B) x=1.95
C) None of these
D) x=2.45
E) x=2.08

A) x=3.96
B) x=-2.99
C) x=-3.65
D) None of these
E) x=14.51

A) Decay, because b>1
B) Decay, because b<1
C) Decay, because b>1
D) Growth, because b<1

A) part 1: y=49.029, part 2: y=2.630
B) part 1: y=16.82, part 2: y=2.6305
C) part 1: y=16.825, part 2: y=1.05
D) part 1:y=49.029, part 2: y=3.883
E) None of these

A) x=2.8 years
B) None of these
C) x=9.8 years
D) x=4.7 years
E) x=6.2 years

A) $65,980.44
B) None of these
C) $78.953.38
D) $58,372.25
E) $60,220.20

A) 15.9 inches
B) 16.4 inches
C) 12.9 inches
D) 13.8 inches
E) None of these