Use factoring to solve the equation.x2 + 10x = -16
A. -2, -8
B. 2, -8
C. 2, 8
D. -2, 8
Answer: A
Mathematics
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Find the acute angle between the lines.-4x - 8y = 6 and 9x - 3y = 6
A. 0.1419 radians B. 3.000 radians C. 0.1414 radians D. 1.429 radians
Mathematics
Simplify.
+ 
A. 
B. 
C. 
D. 5m+ 5
Mathematics
Solve the problem. Round rates to the nearest whole percent and dollar amounts to the nearest cent.The Jewelry Store priced its entire stock of sterling silver at $1221. The original price was $2011. Find the percent of markdown on the original price.
A. 165% B. 39% C. 65% D. 61%
Mathematics
Find the limit of the function algebraically.
A. Does not exist B. 0 C. 4 D. 2
Mathematics