Solve the equation by factoring.x2 + 12 = 8x
A. {-2, -6}
B. {-2, 6}
C. {2, 6}
D. {2, -6}
Answer: C
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Write the function in terms of its cofunction. Assume that any angle in which an unknown appears is an acute angle.cos 46.7°
A. cos 133.3° B. sin 43.3° C. sec 133.3° D. sin 46.7°
Provide an appropriate response.An employer offers medical, dental, and life insurance to both salaried and unsalaried employees. She describes her annual costs for these benefits in a matrix, and finds that, after employee contributions, only medical insurance requires an employer contribution of $20,000 for salaried and $15,000 for unsalaried employees. Construct a matrix which shows this result.
What will be an ideal response?
Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 - 5x
A. 
; x2 - 5x + 
= 
2
B. 25; x2 - 5x + 25 = (x - 5)2
C. 
; x2 - 5x + 
= 
2
D. - 
; x2 - 5x - 
= 
2
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.6.1 yd = 
m
A. 240.2 m B. 46.5 m C. 5.6 m D. 154.9 m