Write the number in scientific notation.671.667
A. 6.71667 × 10-3
B. 6.71667 × 102
C. 6.71667 × 103
D. 6.71667 × 10-2
Answer: B
Mathematics
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Convert the measure from degrees to radians. Write your answer as a decimal rounded to two decimal places.53°23'
A. 0.93 B. 0.9 C. 0.92 D. 0.91
Mathematics
Graph the inequality.x2 < 25 - y2
A. 
B. 
C. 
D. 
Mathematics
Find x.
= -9
A. 7 B. -9 C. 2 D. No solution
Mathematics
Find the maximum value of the objective function and where it occurs, subject to the constraints: ? Objective function: ? z = x + 9y ? Constraints: ? x ? 0 y ? 0 x + 4y ? 20 x + y ? 18 ?2x + 2y ? 21 ?
A. Maximum at (0, 5): 45
B. Maximum at 
: 
C. No maximum
D. Maximum at (0, 0): 0
E. Maximum at 
: 
Mathematics