Express the number without exponents.1.72 × 104
A. 68.8
B. 17,200
C. 172,000
D. 1720
Answer: B
Mathematics
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Solve the equation.(x - 1) - 8
+ 15 = 0
A. 10 B. 10, 26 C. 1 D. ±10, ±26
Mathematics
Graph the feasible region for the system of inequalities.2y + x ? -2y + 3x ? 9y ? 0x ? 0
A. 
B. 
C. 
D. 
Mathematics
Factor completely. If prime, so indicate.9x4 - 49
A. (3x2 + 7)2 B. (3x2 + 7)(3x2 - 7) C. (3x2 - 7)2 D. prime
Mathematics
Rewrite the equation in terms of base e. Express the answer in terms of a natural logarithm, and then round to three decimal places.y = 1.1(0.8)x
A. y = 1.1e0.8x, y = 1.12.718-0.223x B. y = 1.1ex ln 0.8, y = 1.1e-0.223x C. y = (ln 1.1)ex ln 0.8, y = 0.095e-0.223x D. y = 0.8ex ln 1.1, y = 0.8e0.095x
Mathematics