Find the mean of the set of data. Round to the nearest tenth.120, 41, 15, 63, 90, 42, 59, 96, 4
A. 66.3
B. 58.4
C. 48.9
D. 58.9
Answer: D
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The graph of the function f is given. State the value of f(-0.4).
a. f ( -0.4) = 8
b. f ( -0.4) = -10
c. f ( -0.4) = -8
d. f ( -0.4) = 0
e. f ( -0.4) = 10
Solve the problem.A gallon of paint can cover about 400 square feet. Find the number of gallons of paint that John should purchase to paint two coats of paint on all the walls and the ceiling of a room that measures 7 feet by 6 feet with a 12 foot ceiling. Remember, you cannot purchase a partial container of paint.
A. 2 gal B. 0 gal C. 4 gal D. 3 gal
Find the x- and y-intercepts of f.f(x) = (x + 16)2
A. x-intercept: 16; y-intercept: 0 B. x-intercept: -16; y-intercept: 256 C. x-intercept: 16; y-intercept: 256 D. x-intercept: -16; y-intercept: 0
Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. open infinite interval; {x|x > -1}; (-1, ?) B. open infinite interval; {x|x < -1}; (-?, -1) C. closed infinite interval; {x|x ? -1}; (-?, -1] D. closed infinite interval; {x|x ? -1}; [-1, ?)