Solve the equation.
+ 
= -1
A. 0
B. 
C. 1
D. ?
Answer: D
Mathematics
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Multiply.(5x + 4)2
A. 25x2 + 16 B. 25x2 + 40x + 16 C. 5x2 + 40x + 16 D. 5x2 + 16
Mathematics
Solve the problem using a system of equations.Anne and Nancy use a metal alloy that is 18.2% copper to make jewelry. How many ounces of a 17% alloy must be mixed with a 19% alloy to form 110 ounces of the desired alloy?
A. 46 oz B. 44 oz C. 71 oz D. 66 oz
Mathematics
Express as a product.ln 
A. 
B. 
ln 8
C. 3 ln 8
D. ln 
? ln 8
Mathematics
Perform the indicated operations.- 
+ 
÷ 
A. 
B. 
C. 
D. - 
Mathematics