Perform the indicated operations. Assume that all variables represent nonnegative real numbers.3
+ 6x
A. 30x
B. 45
C. (3
+ 30
)x
D. 45x
Answer: D
Mathematics
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A. 9?
B. 
?
C. 18?
D. 
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Choose the most reasonable unit of measure.Paperback book height: 24 
(mm, cm, m, km)
A. km B. mm C. cm D. m
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Solve.Answer the question true or false.72 + 92 = (7 + 9)2
A. True B. False
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Find the x- and y-intercepts of f.f(x) = x2(x - 4)(x - 2)
A. x-intercepts: 0, -4, -2; y-intercept: 0 B. x-intercepts: 0, 4, 2; y-intercept: 0 C. x-intercepts: 0, 4, 2; y-intercept: 8 D. x-intercepts: 0, -4, -2; y-intercept: 8
Mathematics