Express the terminating decimal as a quotient of integers. If possible, reduce to lowest terms.0.9
A. 
B. 
C. 
D. 1
Answer: B
Mathematics
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Simplify.(x4)5
A. 5x4 B. x9 C. 5x20 D. x20
Mathematics
Non-zero vectors v and w are given. Determine the vector decomposition of v into orthogonal components v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = 2i - 2j; w = -3i - j
A. v1 = 
i - 
j, v2 = 
i - 
j
B. v1 = 
i - 
j, v2 = 
i - 
j
C. v1 = 
i - 
j, v2 = - 
i - 
j
D. v1 = 
i - 
j, v2 = 
i - 
j
Mathematics
Solve.x2 + 8x = 3
A. -1 ± 
B. 4 + 
C. -4 ± 2
D. -4 ± 
Mathematics
Solve the problem.For the total-revenue functionR(x) = 6x,find ?R and R'(x) when x = 80 and ?x = 1.
A. ?R = $12.00; R'(80) = $6.00 B. ?R = $3.00; R'(80) = $3.00 C. ?R = $6.00; R'(80) = $6.00 D. ?R = $12.00; R'(80) = $12.00
Mathematics