Convert the measurement to the units specified. Round your answer to the nearest tenth.99 kilometers per hour to miles per hour
A. 71.6 miles per hour
B. 61.5 miles per hour
C. 138.2 miles per hour
D. 159.3 miles per hour
Answer: B
Mathematics
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Add like terms, if possible, and write the result in descending powers of the variable.-3m8 + 12m7 - 14m2 + 5m8 - 14m7
A. 306m B. 2m8 - 2m7 - 14m2 C. 18m17 D. Cannot be simplified
Mathematics
Solve the logarithmic equation.log x + log(x - 1) = log 56
A. {8, -7}
B.
C. {-7}
D. {8}
Mathematics
Use the rational zero theorem to find all possible rational zeros for the polynomial function.P(x) = -2x4 + 3x3 + 2x2 + 18
A. ±1, ± , ±2, ±3, ±
, ±6, ±9, ±
, ±18
B. ±1, ±2, ±3, ±6, ±9, ±18
C. ±1, ±2, ± , ±
, ±
, ±
, ±
D. ±1, ± , ±2, ±3, ±6, ±9, ±18
Mathematics
Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2 ÷ 1
A. 1
B. 1
C. 2
D. 1
Mathematics