A) m⁴
B) 14^m
C) 10^m
D) m¹⁰
E) m²¹

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

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

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

A) x¹²
B) x^-12
C) 8^x
D) 1/x⁸
E) x⁸

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

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

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

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

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

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

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

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

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

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

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

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

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

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