If n is a number such that (-8)2n=28+2n, then n=? - Prothom Sir

If n is a number such that

(- 8)^{2 n} = 2^{8 + 2 n,}

then n=?

Created: 9 months ago | Updated: 3 months ago

1/2

3/2

৪

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(−8)^(2n)=2^(8+2n)
(-2)^6n= 2^(8+2n)
If positive, negative does not matter
6n = 8+2n
n=2

1 year ago

0 0

নেবুলা

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The age of B is half the sum of the ages of A and C. If B is 2 years younger than A and C is 32 years old, then the age of B must be ---

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If x and y are perfect squares, then which of the following is not necessarily a perfect square?

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One student is asked to divide a half of a number by 6 and other half by 4 and then to add the two quantities. Instead of doing so the student divides the given number by 5. If the answer is 4 short of the correct answer then the actual answer is :

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Drum X is 1/2 full of oil and drum Y, which has twice the capacity of drum X, is 2/3 full of oil. If all of the oil in drum X is poured into drum Y, then drum Y will be filled to what fraction of its capacity?

Created: 9 months ago | Updated: 3 months ago

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Related Questions

The area of the floor of auditorium is 600 sq. m. How many unbroken tiles of dimension 10*30 cm2 will be required to cover the floor completely?

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