If

π

2

< θ < π and cos θ = -

3

5

, what is sin θ?

A) -

3

5

B)

3

5

C)

4

3

D)

4

3

E)

4

5

If the probability of a machine producing a defective part is 0.05, what is the probability of finding exactly 5 defective parts from a sample of 100? (Assume that the process follows a binomial distribution and round answer to four places)

Sarah's kitten only weighed 13/4 pounds. But, the kitten gained 3/4 pounds after a week of eating vitamin fortified kitten food.

Convert the following quadratic function from vertex form to standard form. f (x) = - 3 (x-4) ^2+7

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6,000 is 10 times as much as

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What is the sum of the geometric sequence 1, 3, 9, if there are 11 terms?