Solve the equation by completing the square.(x + 2)(x - 1) = 4
A. {-3 + 
, -3 - 
B. {-3, 2}
C. {-2, 3}
D. {2 + 
, 2 - 
}
Answer: B
Mathematics
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Provide an appropriate response.Factor: y2 + 22y + 40
A. (y + 2)(y + 20) B. 2(y2 + 11y + 20) C. (y - 2)(y - 20) D. (y + 4)(y + 10)
Mathematics
Write the inequality using interval notation, and illustrate the inequality using the real number line.y < -4
A. (-?, -4)
B. (-?, -4]
C. [-?, -4)
D. [-?, -4]
Mathematics
Convert the degree measure to radians. Leave answer as a multiple of ?.-45°
A. - 
B. - 
C. - 
D. - 
Mathematics
Solve the commission problem.A salesperson earned a commission of $2604 for selling $43,400 worth of office supplies to various stores. Find the commission rate.
A. 1.7% B. 16.7% C. 6% D. 0.6%
Mathematics