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Thepotemich [5.8K]
3 years ago
12

Explain how you can use doubles when multiplying with 4 to find 4x8

Mathematics
1 answer:
hoa [83]3 years ago
8 0
When multiplying by 4, you can simply multiply it by 2 twice (prime factorization).
In this example-
4 times 8 = 32
2 times 2 times 8 = 32

Hope this helped!
By the way, I'm getting closer to leveling up, so if you liked my answer, you could reward me with brainliest answer. That'd be great!
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Plz help and Thank you :/
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Answer:

ok that is correct because you start with 25 and then add 9 each week so 25+9w

Step-by-step explanation:

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(2(n+1)-1)^2-(2n-1)^2 simplified
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Answer: 8n

Let's simplify step-by-step.

(2(n+1)−1)2−(2n−1)2

Distribute:

=4n2+4n+1+−4n2+4n+−1

Combine Like Terms:

=4n2+4n+1+−4n2+4n+−1

=(4n2+−4n2)+(4n+4n)+(1+−1)

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Answer:

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Step-by-step explanation:

8 0
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Step-by-step explanation:

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