Solve the equation by factoring.-8x2 = -16x - x3
A. 4, 4
B. 0, 4, 4
C. 0, -4, -4
D. -4, -4
Answer: B
Mathematics
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Decide if the answer is reasonable or unreasonable by using front end to estimate the answer. If the exact answer is not reasonable, find the correct answer.4269.1 ÷ 4.2 = 1016.5
A. Unreasonable, should be 10,165 B. Unreasonable, should be 10.165 C. Reasonable D. Unreasonable, should be 101.65
Mathematics
Find the product.8xy(2x + 3y)
A. 40x2y B. 10x2y + 11xy2 C. 16x2y + 24xy2 D. 40x2y2
Mathematics
Find the difference. Simplify the result.
- 
A. 
B. 
C. 
D. 
Mathematics
Use a calculator to solve the equation on the interval 0 ? ? < 2?. Round the answer to two decimal places.5 cot ? = - 7
A. 2.19, 5.33 B. 2.52, 3.76 C. 2.52, 5.66 D. 2.19, 7.23
Mathematics