Factor the trinomial.24 + 5x - x2
A. (8 - x)(3 - x)
B. (8 - x)(3 + x)
C. (8 + x)(3 - x)
D. (x + 8)(x - 3)
Answer: B
Mathematics
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Solve the equation.x3 - 15x2 + 68x - 84 = 0
A. 1, 6, 2 B. 7, 6, 2 C. 0, 7, 2 D. -7, -6, -2
Mathematics
Find the area enclosed by the given curves.Find the area of the region in the first quadrant bounded on the left by the line y = 
and on the right by the curves y = tan 2 x and y = cot 2 x. (Round to four decimal places.)
A. 0.4126
B.
| 0.5858 |
C. 0.3094
D. 4.3094
Mathematics
Find the standard form of the equation for the ellipse satisfying the given conditions. Center (0, 0); foci (±4, 0); b = 5
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Find the whole.40% of what number of drives is 66 drives?
A. 1650 B. 26.4 C. 16.5 D. 165
Mathematics