First use front-end rounding to write an estimate of the answer, and then multiply fully to obtain an exact answer.EstimateProblem
?
A. Estimate: 120, exact: 110.89
B. Estimate: 12, exact: 11.089
C. Estimate: 120, exact: 109.89
D. Estimate: 12, exact: 10.989
Answer: C
Mathematics
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Find k such that the function is a probability density function over the given interval.f(x) = kex, 0 ? x ? 11
A. e11 - 1
B. 
C. 
D. 
Mathematics
The given number expresses angle measure. Express the measure in terms of degrees.
A. 1440° B. 1395° C. 1260° D. 1350°
Mathematics
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.3(x - 1) = 16
A. {2.68} B. {3.52} C. {1.52} D. {6.33}
Mathematics
Calculate the expression, and write the answer in scientific notation.
?
?
A. 
B. ?
C. ?
D. ?
Mathematics