A) m²¹
B) 14^m
C) m¹⁰
D) 10^m
E) m⁴

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

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

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

A) 8^x
B) x^-12
C) x⁸
D) x¹²
E) 1/x⁸

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

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

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

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

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

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

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

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

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

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

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

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

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

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