A) m⁴
B) 10^m
C) m²¹
D) 14^m
E) m¹⁰

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

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

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

A) x¹²
B) x⁸
C) 8^x
D) 1/x⁸
E) x^-12

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

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

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

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

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

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

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

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

A) None of these
B) x=-2.99
C) x=-3.65
D) x=3.96
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) x=9.8 years
C) None of these
D) x=4.7 years
E) x=6.2 years

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

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