Solve. Two cars leave an intersection. One car travels north, and the other travels east. When the car traveling north has gone 9 miles, the distance between the cars is 3 miles more than the distance traveled by the car heading east. How far has the eastbound car traveled?
A. 9 miles
B. 18 miles
C. 15 miles
D. 12 miles
Answer: D
Mathematics
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Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.5logbq - logbr
A. logb(
)
B. logb
C. logbq5 ÷ logbr
D. logb(q5 - r)
Mathematics
Simplify the expression 
as much as possible after substituting 
for x.
What will be an ideal response?
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For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = x2 + 1, g(x) = 9x + 5Find (fg)(x).
A. 9x3 + 5x2 + 9x + 5 B. 9x3 + 5 C. 9x3 + 9x2 + 5x + 5 D. 9x2 + 9x + 5
Mathematics
Determine whether the matrix is a regular stochastic matrix. Give a reason for your conclusion.
What will be an ideal response?
Mathematics