The value of 135- 135 - 125- 125 is-

Using (a^2) + (b^2) = (a+b)(a b) Therefore value is (135+125)(135 125) = 260 #215;10 = 2600 ...

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Byju's Answer

Standard VIII

Mathematics

Expansion of (x^2 - y^2)

The value of ...

Question

The value of $135 \times 135 - 125 \times 125$ is:

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Solution

Using $(a^{2}) + (b^{2}) = (a + b) (a - b)$
Therefore value is $(135 + 125) (135 - 125) = 260 \times 10 = 2600$

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Question 40

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The value of 135×135−125×125 is:

Using (a2)+(b2)=(a+b)(a−b)Therefore value is (135+125)(135−125)=260×10=2600

The value of $135 \times 135 - 125 \times 125$ is:

Using $(a^{2}) + (b^{2}) = (a + b) (a - b)$
Therefore value is $(135 + 125) (135 - 125) = 260 \times 10 = 2600$