Use the product rule to simplify the expression. Assume that the variables can be any real number.

A. 9
B. 7
C. 2
D. 14


Answer: B

Mathematics

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Answer the question.Police use a formula s = S , where S is the test-car speed and L is the test-skid length, to find the actual speed s in an accident which left a skid mark of l. Find the speed (nearest whole mph) when   

A. 77 mph B. 52 mph C. 95 mph D. 113 mph

Mathematics

Provide an appropriate response.If A is a 3 × 5 matrix, B is a 5 × 7 matrix, C is a 7 × 11 matrix, D is a 5 × 7 matrix, which of the following matrix products are defined? Give the size of each answer if it is defined.(a)A × B × C(b)B × C × D(c)A × D × C(d)A × B × D

What will be an ideal response?

Mathematics

Evaluate the double integral . ?

A.
B. ?
C. ?
D. ?
E. ?

Mathematics

Evaluate the expression using the given values. +   -  ; x = -3, y = -5, z = -2.

A. 21 B. -34 C. 34 D. -29

Mathematics