The value of [(3√2+2) × (3√2-2)] of 13 + 15 is:
Formula used: (a - b)(a + b) = a2 - b2 => [(3√2 + 2) × (3√2 - 2)] of 13 + 15 ⇒ [(3√2)2 - (2)2] × 13 + 15 ⇒ [18 - 4] × 13 + 15 ⇒ 14 × 13 + 15 ⇒ 197 ∴ The required result = 197
In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be tr...
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Some stones are diamonds.
Some diamonds are jewelry.
Some jewelry are pearls.
Conclusions:I....
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Some pens are stands.
All stands are pencils.
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I. Some pens are...
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I. Some Signs are Symbols.
II. Some Signs are not Marks.
III. No Number is a Mark.
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All buses are cars.
All cars are bikes.
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...
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All present are past
Some past are future
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I. Some t...
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No village is a town.
All towns are countries.
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Only shirt is pant.
Some clothes are shirts.
Only a few shoes are clothes.
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All Curtain are Wall
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No Sticker is Rod
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I. No Sticker is Wall
II. All Sticker are Wall is a possibility
