Find all points where the function is discontinuous.
A. None
B. x = 2
C. x = 4
D. x = 4, x = 2
Answer: C
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Estimate the answer to the problem.James' drive from home to work is 32 miles one way. If in a month he goes to work 22 days, then how many miles does he drive going from home to work and back in one month?
A. 1500 miles B. 900 miles C. 1750 miles D. 1200 miles
Subtract.-4 - (-9)
A. -13 B. -4 C. 5 D. -5
Solve the problem. Round to the nearest cent or tenth of a percent.Cost = $9.05; markup rate of 28.3% based on the selling. Find the markup and the selling price.
A. Markup = $2.56 Selling price = $11.61 B. Markup = $2.56 Selling price = $6.49 C. Markup = $3.57 Selling price = $5.48 D. Markup = $3.57 Selling price = $12.62
Identify the vertex of the parabola.y = x2 + 3
A. (0, 3) B. (3, 0) C. (-3, 0) D. (0, -3)