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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `x^2 –

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `4x^2 –

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `9x^2 –

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `y^3 –

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`.

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Factorise the following using the identity `a^2 – b^2 = (a + b) (a – b)`. `8a^3 –

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `76x^3yz^3 -:

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `17ab^2c^3 -:

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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The area of a square is `9x^2 + 24xy + 16y^2`. Find the side of the

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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If `a^2 + b^2 = 74` and ab = 35, then find a +

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Verify the following: `(5x + 8)^2 – 160x = (5x –

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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The human body has about 100 billion cells. This number can be written in exponential form

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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For a fixed base, if the exponent decreases by 1, the number

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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The value of `(2/5)^-2`

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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The reciprocal of `(2/5)^-1`

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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If y be any non-zero integer, then `y^0` is equal

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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If x be any integer different from zero and m, n be any integers, then `(x^m)^n` is equal

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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`(-5/7)^(-5)` is equal

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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`((-7)/5)^(-1)` is equal

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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For a non-zero rational number p, `p^13 -: p^8` is equal

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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