Solve equation using quadratic formula.15y2 + 19y + 6 = 0

A. ,  
B. - , -  
C. , - 
D. - , -  

Answer: B

Mathematics

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Rationalize the denominator.

A.
B.
C.
D.

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Given matrix A, find the indicated minor or cofactor.Find the minor M12.A = 

A. -12 B. -11 C. 21 D. 11

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Factor the trinomial completely.-48x2 - 40x + 48

A. -8(3x - 2)(2x + 3) B. (-3x + 2)(16x + 24) C. 8(3x + 2)(-2x + 3) D. (-24x + 16)(2x + 3)

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Solve. Round to the nearest thousandth.e2x + 14ex - 51 = 0

A. {1.738} B. {1.099, 2.833} C. {2.833} D. {1.099}

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Mathematics