Find the perimeter of a triangle whose sides are 8 n-5 m-3 n-4 m and 4 n-4 m-A- 9 n-13 mB- 9 n-5 mC- 9 n-5 mD- 9 n-13 m

The correct option is B 9n + 5m Perimeter of the triangle = Sum of the sides = 8n + 5m 3n – 4m + 4n + 4m = 9n + 5m ...

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Addition of Algebraic Expressions

Find the peri...

Question

Find the perimeter of a triangle whose sides are 8n + 5m, - 3n - 4m and 4n + 4m.

9n + 13m

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9n – 13m

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9n + 5m

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9n – 5m

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Solution

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n

\frac{9^{n + 1} + 4^{n + 1}}{9^{n} + 4^{n}} = 6

A = {4^{n} - 3 n - 1 : n ϵ N}

B = {9 (n - 1) : n ϵ N}

A = {4^{n} - 3 n - 1 : n \in N}

B = {9 (n - 1) : n \in N}

(4 m + 3 n)^{2} = 16 m^{2} + 9 n^{2} + 24 m n

4^{n} - 3 n - 1 : ϵ N

9 (n - 1) : ϵ N

X \subset Y

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