Convert to a rectangular equation.r = 

A. y2 = 10x - 25
B. x2 = 25 - 10y
C. x2 = 10y - 25
D. y2 = 25 - 10x


Answer: D

Mathematics

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Find  by using the Chain Rule. Express your final answer in terms of t.w = x + tan-1(xy), x = t + 4, y = 4t2

A. 1 + 
B. 1 - 
C. 1 + 
D.

Mathematics

The graph of the function f shown in the accompanying figure gives the elevation of that part of the Boston Marathon course that includes the notorious Heartbreak Hill. Determine the intervals (stretches of the course) where the function f is increasing (the runner is laboring), where it is constant (the runner is taking a breather), and where it is decreasing (the runner is coasting). ?   ?

A. Decreasing on  and , increasing on  and , and constant on  and 
B. Decreasing on   and , increasing on   and , and constant on   and 
C. Decreasing on   and , increasing on   and , and constant on   and 

Mathematics

For the given matrix A, find -A.A = 

A.

B.

C.

D.

Mathematics

A club consists of 17 men and 18 women. In how many ways can they choose a president, vice president, treasurer, and secretary, along with an advisory committee of six people? ? Round amount to the nearest whole number.

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

Mathematics