Graph the function over a one-period interval.y =  + cos 

A.

B.

C.

D.


Answer: C

Mathematics

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A 5 æF capacitor is charged from a 100 V source through a 15 Kê resistor. Find VC when t = 150 msec.

a. 37.5 V b. 67.3 V c. 86.5 V d. 93.3 V e. 95.6 V

Mathematics

Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 + 8x + 10y + 37 = 0 

A. (h, k) = (-4, -5); r = 2

B. (h, k) = (-4, 5); r = 2

C. (h, k) = (4, 5); r = 2

D. (h, k) = (4, -5); r = 2

Mathematics

Find the inflection points of the function .

What will be an ideal response?

Mathematics

Graph the linear inequality.x - y < -4

A.

B.

C.

D.

Mathematics