Find a general term an for the geometric sequence.a1 = 2 and r = 2
A. an= 2 + 2(n - 1)
B. an = 2(2)n-1
C. an =2(2)(n-1)
D. an = 2(n-1) + 1
Answer: B
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Divide.
A. 4.16 B. 416 C. 41.6 D. 0.416
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 the problem.A machine can fill 2555 boxes of cereal in 0.5 hour. How many boxes of cereal can it fill per hour?
A. 4258 boxes/hour B. 2556 boxes/hour C. 5110 boxes/hour D. 1278 boxes/hour
Solve the nonlinear system of equations for real solutions.
A. (3, 2), (-3, -2) B. (3, -2), (-3, -2) C. (3, -2) D. (3, -2), (-3, 2)