Find the product.(x - 5y)(x + 3y)
A. x2 - 5xy - 15y2
B. x - 2xy - 15y
C. x2 - 2xy - 2y2
D. x2 - 2xy - 15y2
Answer: D
Mathematics
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Use factoring to solve the equation.20y2 + 41y + 20 = 0
A. 
, - 
B. 
, 
C. - 
, - 
D. - 
, - 
Mathematics
Solve the equation by using the square root property. Simplify all radicals.4x2 = 52
A. {26}
B. {±13}
C. {14}
D. {±
}
Mathematics
Name the quadrant in which the angle ? lies.cot ? < 0, cos ? > 0
A. I B. II C. III D. IV
Mathematics
Solve the problem.Suppose Janet could save $4 at the end of January, $8 at the end of February, $16 at the end of March, and so on. What amount would she have saved by the end of one year? Round to the nearest cent.
A. $4095.00 B. $16,380.00 C. $8190.00 D. $252.00
Mathematics