Use order of operations to simplify the expression.8 - (17 - 12)
A. 3
B. -21
C. 37
D. 13
Answer: A
Mathematics
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Solve the problem.Find the equation for the tangent plane to the surface 
at the point 
A. -32x + 16y - z = -18 B. 2x + y - 24z = 1 C. 2x + y - 24z = -21 D. -32x + 16y - z = -24
Mathematics
Solve.The sum of three consecutive integers is 483. Find the numbers.
A. 159, 161, 163 B. 159, 160, 161 C. 160, 161, 162 D. 161, 162, 163
Mathematics
Solve the problem.A radio transmission tower is 230 feet tall. How long should a guy wire be if it is to be attached 5 feet from the top and is to make an angle of 23° with the ground? Give your answer to the nearest tenth of a foot.
A. 244.4 feet B. 588.6 feet C. 575.8 feet D. 249.9 feet
Mathematics
Convert the units using unit fractions.360 min = 
hr
A. 6 B. 144 C. 3 D. 15
Mathematics