Perform the indicated operation. Write the answer in lowest terms.4 ? 3

A. 15
B. 10
C. 14
D. 12


Answer: A

Mathematics

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Solve the problem.The logistic growth model  represents the population of a species introduced into a new territory after t years. When will the population be 80?

A. 10.74 yr B. 0.1 yr C. 3.48 yr D. 14.12 yr

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Use the "intersect" feature on a graphing calculator to solve the quadratic equation. Round all solutions to the second decimal place.x2 - 4x = -2x + 3

A. -1.00 B. 6.00, -2.00 C. 3.00, -1.00 D. 3.00

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Solve the inequality. < 0

A.  ? 
B.  ? 
C.  ? 
D.

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Solve the problem.If a line passes through the points (-5, -4) and (10, 8), find the change of y with respect to a 1-unit change in x. Round to three decimal places, if necessary.

A. 1.25 B. -1.25 C. -0.8 D. 0.8

Mathematics