Solve the equation. = 

A.
B.
C.  
D. {7}


Answer: A

Mathematics

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Find  and .f(x, y) = (7x5y5 + 4)2

A.  = 70x4y5(7x5y5 + 4);  = 70x5y4(7x5y5 + 4)
B.  = 2(7x5y5 + 4);  = 2(7x5y5 + 4)
C.   = 70x5y4(7x5y5 + 4);  = 70x4y5(7x5y5 + 4)
D.  = 35x4y5 = 35x5y4

Mathematics

Solve.A young married couple had a combined annual income of $49,000. If the wife made $3000 more than the husband, graph the system to find the two incomes.

A. Wife's income: $43,000 Husband's income: $6000 B. Wife's income: $6000 Husband's income: $43,000 C. Wife's income: $26,000 Husband's income: $23,000 D. Wife's income: $23,000 Husband's income: $26,000

Mathematics

L'Hopital's rule does not help with the given limit. Find the limit some other way.

A. -1 B. 0 C. ? D. 1

Mathematics

Use the rules for exponents to rewrite the expression and then evaluate the new expression. 

A. -14 B. -5 C. 0 D. 1

Mathematics