Which set is closed under the operation multiplication?

A.

{1, 2, 4}

B.

{0.5, 1, 2}

C.

{0}

D.

{1, 2, 3, 4, 5}

What are the zeros of the function f (x) = x^2 + 2x - 24?

3 (3; + 15j2 - j + 15j2

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Slope=2 goes through (-2,2) What is the equation?

The scale of a model is 0.5 in. : 6 ft. Find the length of the model for an actual length of 204 ft. 25 in. 34 in. 12 in. 17 in.

There are 9 more pencils then pens in a container. There are 25 writing utensils in the container in all. How many pens are there in the container?

How do I find the answer to 2g = 12 pt

Last year Henry made 32 one cups serving of soup school party two times

If 45% of the class are boys what percent is girls

Without his pencil or calculator, Joey knows that 2x³+3x² - 1 = 0 has at least one real solution. How does he know?