Provide an appropriate response.You are graphing 2x2 + 3y2 > 5. You have drawn the graph of  What single point will allow you to determine the correct region?

A. The origin
B. (2, 5)
C. (3, 5)
D. (2, 3)


Answer: A

Mathematics

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Graph the inequality.y ? -5 

A.

B.

C.  

D.

Mathematics

Solve the initial value problem. = 3t + sec2 t, r(-?) = 2

A. r = 3t2 + tan t + 2 - 3?2
B. r = t2 + cot t + 2 - ?2
C. r = 3 + tan t - 1
D. r = t2 + tan t + 2 - ?2

Mathematics

Solve.Suppose that the sales of a particular brand of appliance satisfy the relationship  where S(x) represents the number of sales in year x, with x = 0 corresponding to 1990. For what years will sales be between 1960 and 2320?

A. Between 4 and 7 B. Between 1993 and 1996 C. Between 1992 and 1995 D. Between 1993 and 1995

Mathematics

Solve the problem. Round to the nearest dollar if needed.Looking ahead to retirement, you sign up for automatic savings in a fixed-income 401K plan that pays 7% per year compounded annually. You plan to invest $3000 at the end of each year for the next 25 years. How much will your account have in it at the end of 25 years?

A. $189,747 B. $188,204 C. $191,045 D. $191,517

Mathematics