Question 1 1 point
Question 1.
0
20
4TV
5
The graph of a cosine function is shown. What are the period, midline, and amplitude of the graph?
A.
Period: 4m : midline: * = 5 amplitude: 6
B.
Period: An ; midline: y = 0; amplitude: 6
C.
Period: 2x: midline: x 0; amplitude: 6
D.
Period: 2n; midline: y0, amplitude: 12

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

3x + 4y = 5 x- 3y = -7 solve by substitution

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe