Add or subtract. Write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Answer: D
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Describe the graph of the polar equation.r = 6cot ? csc ?
A. Line with slope 6 passing through origin B. Parabola with vertex at origin opening upward C. Parabola with vertex at origin opening to the right D. Circle with radius 6 centered at the origin
Determine whether or not the graph is a graph of a function of x.
A. Function B. Not a function
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000 B. $300,000 C. $270,000 D. $239,400
Solve. 11z – 2 = -101
A) –99 B) 9 C) –103 D) –9 E) –90