The figure shows an arc with length s along the circumference of a unit circle. Evaluate sin s and 
A. sin s = - 
, cos s = 
B. sin s = - 
, cos s = - 
C. sin s = 
, cos s = - 
D. sin s = 
, cos s = - 
Answer: D
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = cos 4t, y = sin 3t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
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Graph. -
= 1
A. 
B. 
C. 
D. 
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Estimate the sum or difference by first rounding each number to the nearest hundred.799.18 + 759.774 + 449
A. 2100 B. 1900 C. 1800 D. 2000
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Simplify by using the order of operations. Round your answer to the nearest hundredth.1.12 ÷ 3.3 + 19 ÷ 4.02 + 5.54
A. 0.01 B. 24.63 C. 10.63 D. 2.35
Mathematics