What is the value of the expression 12-52- 82 -

The correct option is A 10,000 The given expression is 12.5^2 × 8^2 = nbsp;12.5^2 × 8^2 nbsp;= (12.5 nbsp;× 8)^2 [x^2 y^2 = (xy)^2] =(100)^2 =10,000 ...

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Byju's Answer

Standard VII

Mathematics

Multiplying Squares Using Associative Property

What is the v...

Question

What is the value of the expression ${12.5}^{2} \times 8^{2}$ ?

$10, 000$

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$10, 500$

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$10, 050$

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$10, 550$

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Solution

The correct option is A
$10, 000$

The given expression is ${12.5}^{2} \times 8^{2}$

$= {12.5}^{2} \times 8^{2}$

$= (12.5 \times 8)^{2} [x^{2} y^{2} = (x y)^{2}]$

$= (100)^{2}$

$= 10, 000$

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II.

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What is the value of the expression 12.52×82?

The correct option is A 10,000 The given expression is 12.52×82 =12.52×82 =(12.5×8)2 [x2y2=(xy)2] =(100)2 =10,000

What is the value of the expression ${12.5}^{2} \times 8^{2}$ ?

The correct option is A
$10, 000$

The given expression is ${12.5}^{2} \times 8^{2}$

$= {12.5}^{2} \times 8^{2}$

$= (12.5 \times 8)^{2} [x^{2} y^{2} = (x y)^{2}]$

$= (100)^{2}$

$= 10, 000$