Solve the problem.For what values of x can we replace cos x by 
with an error of magnitude no greater than 
A. -0.600 ? x ? 0.600
B. -0.682 ? x ? 0.682
C. -0.436 ? x ? 0.436
D. -0.378 ? x ? 0.378
Answer: B
Mathematics
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Evaluate by correctly positioning the decimal point.217.093 ÷ 103
A. 0.217093 B. 21.7093 C. 217,093 D. 2.17093
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Solve the inequality. Express your answer using interval notation.|6x + 2| + |-3| ? 6
A. 
or 
B. 
C. 
or 
D. 
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Use a graphing calculator to solve the equation.x2 + 13x = -36
A. 4, 9 B. 9, -4 C. -9, 4 D. -9, -4
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Solve the problem.Find the 100th term of the following arithmetic sequence:2, -2, -6, . . .
A. -402 B. -398 C. -390 D. -394
Mathematics