Determine whether the data represent direct variation, inverse variation, or neither.
A. Direct
B. Neither
C. Inverse
Answer: B
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Use the fundamental identities to simplify the expression.sin ? cos ? sec ? csc ?
A. 1 B. sec2? C. tan2? D. csc2?
Factor completely.15(a + 5)2 + 19(a + 5) + 6
A. (5a + 27)(3a + 18) B. (5a + 3)(3a + 2) C. (5a + 8)(3a + 7) D. (5a + 28)(3a + 17)
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
Determine whether the equation is linear in x.11 + 150x = 109x
A. Yes B. No