Simplify.
A. - 
B. -14
C. 14
D. 
Answer: C
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Provide an appropriate response.Which of the following events has a probability of 0? A: The sun will shine all day on January 1st in Portland, Oregon B: I will win the lottery if I buy one ticket C: Tomorrow will be Monday if today is Saturday
A. All of them B. B and C C. A only D. A and C E. C only
State the period of the function and graph.sin 
A. Period 2?
B. Period 2?
C. Period 2?
D. Period 2?
Solve the problem.The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 5 ft from a light is 2 foot candles, find the intensity on a screen 15 ft from the light.
A. 
foot-candle
B. 
foot-candle
C. 1
foot-candles
D. 2 foot-candles
Solve the system of linear equations.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?