Find the perimeter.

A. (2x2 + 7x + 32) units
B. (x2 + 5x + 38) units
C. (2x2 + 7x + 38) units
D. (2x2 + 5x + 38) units


Answer: D

Mathematics

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Solve.The population of a small country increases according to the function  where t is measured in years. How many people will the country have after 8 years?

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Solve the equation in the complex number system.x2 + 49 = 0

A. {-7, 7} B. {7i} C. {-7i, 7i} D. {7}

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Evaluate the function at the given value of the independent variable and simplify.f(x) = ;f(-3)

A. -4 B. 4 C. 2 D. not a real number

Mathematics