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lord [1]
3 years ago
10

Which of the following expressions results in 0 when evaluated at x = 3?

Mathematics
1 answer:
iren2701 [21]3 years ago
3 0
(X+20)(x+ 3). Put 3 in for x.
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Which equation does the graph below represent?
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Answer:

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Step-by-step explanation:

Choose any point and put it into one of the choices of equations. Let's just do (4, 2):

A) y = 2x  ⇒  2 =? 2 * 4  ⇒  2 ≠ 8   ---   eliminate

B) y =1/2x  ⇒  2 =? 4 * (1/2)  ⇒  2 = 2   ---   correct; keep it

C) y = 1/2 + x  ⇒  2 =? 1/2 + 4  ⇒  2 ≠ 4.5   ---   eliminate

D) y = 2 + x  ⇒  2 =? 2 + 4  ⇒  2 ≠ 6   ---   eliminate

Thus, B is the correct answer.

Hope this helps!

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