Classify as true or false.GCD(a, a) = a

A. False
B. True


Answer: B

Mathematics

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Solve using matrices.9x + 2y = -36x - 6z = -128y - 3z = 8

A.
B.
C.
D.

Mathematics

Solve the rational equation. -  = 

A. 24
B. -8
C. 8
D.

Mathematics

Solve the problem.A cab company charges a base rate of $2.00 plus 20 cents per minute. Express the cost of a cab ride as a function of the number of minutes the ride takes.

A. C(x) = 2.00x - 0.20 B. C(x) = 2.00x + 0.20 C. C(x) = 0.20x + 2.00 D. C(x) = 0.20x - 2.00

Mathematics

Solve the problem.The 10 ft wall shown here stands 33 feet from the building. Find the length of the shortest straight beam that will reach to the side of the building from the ground outside the wall.

A. 57.7 ft B. 43 ft C. 56.7 ft D. 58.7 ft

Mathematics