Solve.Find two numbers whose product is 28 and the sum of whose reciprocals is 
A. 196 and 
B. 112 and 
C. 784 and 
D. 7 and 4
Answer: D
Mathematics
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Multiply.8x(5x + 10)
A. 5x2 + 80x B. 40x2 + 80x C. 40x2 + 10x D. 120x2
Mathematics
The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = 
, x0 = 3, dx = 0.5
A. 0.00794 B. 0.34921 C. 0.10318 D. 0.17778
Mathematics
Find the volume of the rectangular solid.
A. V = 12,540 mm3 B. V = 630 mm3 C. V = 11,340 mm3 D. V = 540 mm3
Mathematics
Use DeMoivre's Theorem to find the following. Write your answer in standard form.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics