Solve the equation.
+ 
= 4
A. {-2}
B. {
, -2}
C. {0}
D. {2, -2}
Answer: A
Mathematics
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deck and a fair coin is flipped. What is the probability of getting a ten and heads?
A. 
B. 
C. 
D. 
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Solve. Express the answer in scientific notation to two decimals unless requested otherwise.If the speed of light is 3.00 × 108 m/sec, how long does it take light to travel 2.29 × 1011 m, the distance from the sun to Mars? Round to one decimal place.
A. 7.6 × 103 sec B. 76 sec C. 7.6 × 102 sec D. 7.6 × 102 min
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Graph the pair of parametric equations with the aid of a graphing calculator.x = cos 5t, y = sin 2t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
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Divide.
A. 14 B. 0.00014 C. 0.014 D. 1.4
Mathematics