Factor completely. If the polynomial cannot be factored, say it is prime.8x2 - 8x - 48
A. 8(x - 2)(x + 3)
B. 8(x + 2)(x - 3)
C. (8x + 16)(x - 3)
D. prime
Answer: B
Mathematics
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Find dy.y = csc(2x2 - 1)
A. -2x2 csc(2x2 - 1) cot(2x2 - 1) dx B. 4x csc(2x2 - 1) cot(2x2 - 1)dx C. -4x csc(4x) cot(4x) dx D. -4x csc(2x2 - 1) cot(2x2 - 1) dx
Mathematics
For the given f(x) and g(x), evaluate the expression.f(x) = 
, g(x) = 
;
(f - g)(x)
A. 2
B. 24
C. 2
D. 2x
Mathematics
Subtract the fractions. Write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem. Round your answer to two decimal places.The distance to the horizon varies directly as the square root of the height above ground level of the observer. If a person can see 6 miles from a height of 25 feet, how far can a person see from a height of 64 feet?
A. 10.8 mi B. 9.9 mi C. 8.8 mi D. 9.6 mi
Mathematics