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What are the zeros of the polynomial y = 3x(x - 2) (2x + 7)?

What are the zeros of the polynomial y = 3x(x - 2) (2x + 7)?-example-1
asked
User Shaniqua
by
7.6k points

1 Answer

4 votes

Answer:

the second answer option

Explanation:

come on, that is really easy, now that the polynomial is already written that way.

when is the product of several factors 0 ?

when at least one of the factors is 0.

so let's go through, when are the factors 0 :

3 : can never be 0. 3 is 3.

x : yes, when x = 0.

(x - 2) : yes, when x = 2

(2x + 7) : ok, that requires a little bit of thinking

2x + 7 = 0

2x = -7

x = -7/2

and that's it.

at, the correct answer is

0, 2, -7/2

answered
User Jonah Graham
by
8.3k points

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