Solve the rational inequality and graph the solution set on a real number line.  ? 0

A. [5, ?)

B. ? [5, ?)

C.

D.  ? [5, ?)


Answer: D

Mathematics

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Provide an appropriate response.Find the height of a tree that makes a 40-foot shadow when a 5 ft - 3 in. pole is used to make a shadow of 3 feet.

A. 70 feet B. 70.7 feet C. 42.8 feet D. 22.9 feet

Mathematics

Solve the problem.Suppose that a velocity function is given by   Find the position function s(t) if 

A. s(t) = 2t5 B. s(t) = 2t5 + 5 C. s(t) = 10t5 + 5 D. s(t) = 40t3 + 5

Mathematics

Use the row reduction algorithm to transform the matrix into echelon form or reduced echelon form as indicated.Find the echelon form of the given matrix. 

A.

B.

C.

D.

Mathematics

Solve the problem.Sue drove her car 235 miles in January, 476 miles in February, and 398 miles in March. If her average mileage for the four months from January to April is to be at least 362 miles, how many miles must she drive in April?

A. at least 368 miles B. at most 339 miles C. at most 362 miles D. at least 339 miles

Mathematics