Solve the equation to find the value of n.14.7 = n × 7

A. 1.8
B. 2.1
C. 2.2
D. 3.1


Answer: B

Mathematics

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Perform the indicated operation.P(x) = 3x3 - 6x2 + 3x - 13, Q(x) = x3 + 12x2 - 7; Find (P - Q)(x).

A. 2x3 - 18x2 - 3x + 6 B. 2x3 + 18x2 + 3x + 6 C. 2x3 - 18x2 + 3x - 6 D. 4x3 - 6x2 + 3x - 6

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Answer the question.Which one of the following methods cannot be used to solve the equation 

A. Quadratic formula B. Factoring C. All of the methods can be used. D. Completing the square

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Calculate the simple interest rate when P=$4,000, I=$160 and t=6 months. Round to the nearest hundredth.

a.  8.00% b.  0.08% c.  0.67% d.  2.40% e.  4.00%

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A body assimilates a 12-hour cold tablet at a rate modeled by ,  where  is measured in milligrams per hour and t is the

time in hours. Use Simpson's Rule with  to estimate the total amount of the drug absorbed into the body during the 12 hours. ?   A.  mg
B.  mg
C.  mg
D.  mg
E.  mg

Mathematics