Find the exact value by using a half-number identity.tan 75°

A. -2 + 
B. 2 - 
C. 2 + 
D. -2 - 


Answer: C

Mathematics

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State which type of average, the mean, median, or mode, would be most appropriate in the situation described. Explain your thinking.A state governor is planning a tax cut. The governor is to announce the average amount that people would save if the tax cut were to take effect. If the governor wants to exaggerate the benefit of the tax cut, which average would he quote?

What will be an ideal response?

Mathematics

Find y '.y = (5x3 + 4)(2x7 - 7)

A. 100x9 + 56x6 - 105x2 B. 20x9 + 56x6 - 105x C. 20x9 + 56x6 - 105x2 D. 100x9 + 56x6 - 105x

Mathematics

For the compound inequality, give the solution set in both interval and graph forms.9x + 3 ? -24 and 5x + 9 ? 24

A. [3, ?)

B. [-3, 3]

C. (-?, -3] ? [3, ?)

D. [-3, ?)

Mathematics

Sinclair wishes to supplement his retirement income by $400 per month for the next 14 years. He plans to obtain a reverse annuity mortgage (RAM) on his home to meet this need. Estimate the amount of the mortgage he will require if the prevailing interest rate is 11% per year compounded continuously. Please round the answer to the nearest dollar. ? $__________

Fill in the blank(s) with the appropriate word(s).

Mathematics