Solve the equation.
= 
A.
B.
C.
D. {7}
Answer: A
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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
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
L'Hopital's rule does not help with the given limit. Find the limit some other way.
A. -1 B. 0 C. ? D. 1
Use the rules for exponents to rewrite the expression and then evaluate the new expression.
A. -14 B. -5 C. 0 D. 1