Provide an appropriate response.Determine the radian measure of angle ? if sin ? = 0.3812, rounding to the nearest ten-thousandth.
A. 0.3911 rad
B. 2.5569 rad
C. 22.4080 rad
D. 67.5920 rad
Answer: A
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Use synthetic division to find the function value.f(x) = x3 - 4x2 - 3x + 2; find f(-5)
A. 40 B. -208 C. -212 D. 42
Evaluate the sum. Round to two decimal places, if necessary. 
A. -534 B. 351,788 C. 46 D. 534
Solve the problem.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. By using linear regression, the following function is obtained: 
where x is number of hours studied and y is score on the test. Use this function to predict the score on the test of a student who studies 6 hours. 
A. 68.7 B. 76.3 C. 78.7 D. 73.7
Fill in the blank with one of the words or phrases listed below.
The process of writing a rational expression in lowest terms is called 
.
A. least common denominator B. rational expression C. reciprocals D. simplifying