Use the product rule to simplify the expression. Write the result using exponents.(-7)3(-7)6

A. -4918
B. 79
C. 499
D. (-7)9


Answer: D

Mathematics

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Write an algebraic expression for the specified quantity.A manufacturing company produces 60,000 pairs of shoes a day when it operates in two shifts. The first shift produces  as many pairs of shoes as the second shift. Let x = the number of pairs of shoes per day produced by the second shift. Write an algebraic expression in x for the number of pairs of shoes per day produced by the first shift.

A. x
B. x
C.  + x
D. x

Mathematics

Multiply. ? ?

A. -0.01831 B. -18,310 C. -1,831,000 D. -183,100 E. -1,831

Mathematics

Find the indicated intersection or union.{4, 8, 12, 16} ? {3, 6, 9}

A. {0} B. {4, 8, 12, 16} C. ? D. {3, 4, 6, 8, 9, 12, 16}

Mathematics

Determine the intervals on which the following polynomial is entirely negative and those on which it is entirely positive.

A. entirely negative: ;  entirely positive: 
B. entirely negative:  ;  entirely positive: 
C. entirely negative: ;  entirely positive: 
D. entirely negative: ;  entirely positive:
E. entirely negative: ;  entirely positive: 

Mathematics