Find the root rounded to three significant digits. 

A. 0.0800
B. 0.080
C. 0.800
D. 0.1020
E. 0.102


Answer: A

Mathematics

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Solve the problem.One cook can make enough food for 350 people a night. How many cooks are needed to feed 3150 people a night?

A. 9 cooks B. 8 cooks C. 10 cooks D. 7 cooks

Mathematics

Round each number to the nearest hundred to estimate the sum or difference.265 + 135

A. 130 B. 100 C. 200 D. 400

Mathematics

Find an equation for the ellipse described.Center at (0, 0); focus at (-2, 0); vertex at (6, 0)

A.  +  = 1
B.  +  = 1
C.  +  = 1
D.  +  = 1

Mathematics

Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.5 sin2 x cos2 x

A. (1 - cos 2x)
B.  sin 2x
C. (1 - cos 4x)
D. (1 - cos 4x)

Mathematics