Solve the quadratic equation by completing the square.x2 + 14x + 30 = 0
A. x = 7 ± 
B. x = 7 + 
C. x = -14 + 
D. x = -7 ± 
Answer: D
Mathematics
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A. 
B. 
C. 
D. 
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Translate using numbers and symbols.seven times y plus eleven
A. 7 ? 11 + y B. 11y + 7 C. 7(y + 11) D. 7y + 11
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Find the indicated quantity.a1, when a18 = 47 and a12 = 29
A. -1 B. 3 C. 2 D. -4
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Use the given information to find the exact value of the trigonometric function.sec ? = - 
, ? lies in quadrant II
Find sin 
.
A. 
B. - 
C. 
D. - 
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