Simplify using order of operations.5(-8) + (-4)(-4)
A. 176
B. -24
C. -176
D. 24
Answer: B
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Identify the digit with the given place value.0.17852ten-thousandths
A. 0 B. 1 C. 0.0005 D. 5
Find the exact value of the expression. Do not use a calculator.cot 45° - cos 45°
A. - 
B. 
C. 
D. 
Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.A light-year is the distance that light travels in one year. Find the number of miles in a light-year if light travels 1.86 × 105 miles/second. (Round to one decimal place, and assume that there are 365 days in a year.)
A. 5.9 × 1014 mi B. 5.9 × 105 mi C. 5.9 × 107 mi D. 5.9 × 1012 mi
Provide an appropriate response.What is wrong with the following factorization?-8u - 16u2 + 12u3v - 16uv = -4uv(2 + 4u - 3u2 + 4)
What will be an ideal response?