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Vikentia [17]
3 years ago
15

How to factorize 2^{n+1}+2^{n-1}?I know the answer is 5(2^{n-1}), but how do i get there?

Mathematics
1 answer:
Elina [12.6K]3 years ago
7 0

Answer:

steps below

Step-by-step explanation:

2ⁿ⁺¹ +2ⁿ⁻¹ = 2ⁿ⁻¹ (2² + 1) = 5*2ⁿ⁻¹

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6.23+(-12.49)-2.6<br> What's the answer?
Mila [183]
6.23+ -12.49 -2.6= 6.23+ -12.49+ -2.6
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4 0
3 years ago
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lapo4ka [179]

Answer:

c = -6

d = 2

Step-by-step explanation:

After reflection about the x-axis:

A --> A'

(2,3) --> (2,-3)

(4,3) --> (4,-3)

(2,6) --> (2,-6)

After translation:

(2 + c, -6 + d) --> (-4, -4)

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3 years ago
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strojnjashka [21]

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8 0
3 years ago
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o-na [289]

The answer would be -40 because (-4)*(-2)=8. Then 8*(-5)=-40

7 0
3 years ago
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2,548 rounded to the nearest hundred
AnnZ [28]

Answer:

the answer is  2,500

Step-by-step explanation:

any number higher than 5 you round up but any number lower than 5 you round down.

4 is lower than 5 so you round it down and the 5 stays the same, and replace it with 0's.

5 0
3 years ago
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