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Alexxx [7]
3 years ago
14

Write an equivalent expressions for (8a2 -15a + 9) - (6a2 - 9a - 20).

Mathematics
1 answer:
Fiesta28 [93]3 years ago
5 0

Answer:

2a2 - 6a + 29

Step-by-step explanation:

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To which subset of real numbers does the number 1/5 belong
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Given f(x) = -x + 5, find f(-3).<br> Answer:
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Hey there!

<u>Find </u><u>f(</u><u>-</u><u>3</u><u>)</u><u> </u><u>:</u>

  • Answer :

f(-3) = 8 ✅

  • Explanation :

f(x) = -x + 5

<em>></em><em>></em><em> </em><em>Substitute </em><em>-</em><em>3</em><em> </em><em>for </em><em>x </em><em>in </em><em>f(</em><em>x)</em><em> </em><em>:</em><em> </em>

f(-3) = -(-3) + 5

f(-3) = 3 + 5

f(-3) = 8

Therefore, your answer is f(-3) = 8

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↣ brainly.com/question/20922457

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