What is the value of expression 1-252-82 -

The correct option is B 100 The given expression is (1.25)^2 × (8)^2 =(1.25 × 8)^2 [x^2.y^2=(xy)^2] =(10)^2 =100 ...

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Standard VII

Mathematics

Multiplying Squares Using Associative Property

What is the v...

Question

What is the value of expression $(1.25)^{2} \times (8)^{2}$ ?

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100

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500

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Solution

The correct option is B
100

The given expression is $(1.25)^{2} \times (8)^{2}$

$= (1.25 \times 8)^{2} [x^{2} . y^{2} = (x y)^{2}]$

$= (10)^{2}$

$= 100$

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Find the value of the following expression.
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Q. Which of the following expressions can be written as an integer?
I.

{(\sqrt{82} + \sqrt{82})}^{2}

II.

(82) (\sqrt{82})

III.

\frac{(\sqrt{82} + \sqrt{82})}{82}

Express (8)² in the form of (a − b)²

Q. Simplify the expression:

t^{2} - 59 t + 54 - 82 t^{2} + 60 t

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What is the value of expression (1.25)2×(8)2?

The correct option is B 100 The given expression is (1.25)2×(8)2 =(1.25×8)2 [x2.y2=(xy)2] =(10)2 =100

What is the value of expression $(1.25)^{2} \times (8)^{2}$ ?

The correct option is B
100

The given expression is $(1.25)^{2} \times (8)^{2}$

$= (1.25 \times 8)^{2} [x^{2} . y^{2} = (x y)^{2}]$

$= (10)^{2}$

$= 100$