Find the logarithm using the change-of-base formula.log5.4 1400
A. 1.6864
B. 4.2957
C. 0.2328
D. 7.2442
Answer: B
Mathematics
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Decide whether the statement is true or false.If a triangle is equilateral (all sides the same), then it cannot be obtuse.
A. True B. False
Mathematics
What is the surface area of the rectangular prism shown below?
Mathematics
Solve the problem.Derek is four times as old as Sarah. Three years ago the sum of their ages was 29. How old is each now?
A. Derek: 117 yr old; Sarah: 28 yr old B. Derek: 29 yr old; Sarah: 117 yr old C. Derek: 31 yr old; Sarah: 114 yr old D. Derek: 116 yr old; Sarah: 29 yr old
Mathematics
Graph the line containing the given pair of points and find the slope. (-9, 0) (-3, -1) 
A. -6
B. 
C. - 
D. 6
Mathematics