\frac{(569 + 163)^2 - (569-163)^2}{569 \times 163} = ?

RRB Assistant Loco Pilot and Technician Model Paper 13 with key

Question : 74 of 100

Marks: +1, -0

{(569 + 163)^2 - (569-163)^2}/{569 × 163}

= ?

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