Solve the problem.Determine a polynomial that represents the area of the figure.  4x + 7

A. 16x2 + 56x - 49
B. 16x2 + 49
C. 16x2 - 49
D. 16x2 - 56x + 49


Answer: C

Mathematics

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Find an equation for the line tangent to the curve at the point defined by the given value of t.x = sin t, y = 9 sin t, t = 

A. y = 9x - 9
B. y = -9x + 9
C. y = 9x + 
D. y = 9x

Mathematics

Answer the question(s) based on the following situation: Over the last 80 years records have been kept of the annual rainfall in the Tasmanian desert. The distribution of annual rainfall is approximately normal and has no outliers. The minimum of 2.5 inches of rain occurred in 1959; the maximum of 9.7 inches of rain occurred in 1938.The third quartile of the rainfall distribution is approximately

A. 5.3 inches. B. 6.5 inches. C. 5 inches. D. 6.9 inches. E. none of these

Mathematics

Solve the problem.The number of television sets produced on an assembly line varies jointly as the number of employees working on the line and the number of hours they work. If 40 workers produce 90 televisions in 3 hours, how many televisions can be produced by 118 employees working for 6 hours? Round your answer to the nearest number of televisions.

A. 534 B. 531 C. 538 D. 526

Mathematics

Solve.The rabbit population in a forest area grows at the rate of 8% monthly. If there are 240 rabbits in September, find how many rabbits (rounded to the nearest whole number) should be expected by next September. Use the function f(x).

A. 623 rabbits B. 610 rabbits C. 622 rabbits D. 636 rabbits

Mathematics