Find (50^2-49^2 )+ (48^2-47^2 )+ (46^2-45^2 )+ + (2^2-1^2 ). - Vidyadip

Question

Find $\left(50^2-49^2\right)+\left(48^2-47^2\right)+\left(46^2-45^2\right)+\ldots+\left(2^2-1^2\right)$.

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