The correct option is B 50000 x^2 – y^2 = (x + y) (x – y) ⇒ (525 + 475)(525 475) = (1000)(50) = 50000 ...

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Standard IX

Mathematics

Polynomial Expressions

Evaluate 5252...

Question

Evaluate $525^{2}$ - $475^{2}$

100

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10000

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50000

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100000

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Solution

The correct option is C
50000

$x^{2}$ – $y^{2}$ = (x + y) (x – y)
⇒ (525 + 475)(525 - 475) = (1000)(50) = 50000

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Evaluate 5252- 4752

The correct option is C 50000 x2 – y2 = (x + y) (x – y) ⇒ (525 + 475)(525 - 475) = (1000)(50) = 50000

Evaluate $525^{2}$ - $475^{2}$

The correct option is C
50000

$x^{2}$ – $y^{2}$ = (x + y) (x – y)
⇒ (525 + 475)(525 - 475) = (1000)(50) = 50000