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## Rationalize the denominators of the following:(iii) 1/(√5+√2),(iv) 1/(√7-2) Q.5(iii),(iv)

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## Rationalize the denominators of the following: (i) 1/√7, (ii) 1/(√7-√6) . Q.5(i),(ii)

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## Recall, π is defined as the ratio of the circumference (say c) of a circle to its diameter, (say d). That is, π =c/d. This seems to contradict the fact that π is irrational. How will you resolve this contradiction? Q.3

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## Simplify each of the following expressions:(iii) (√5+√2)2 ,(iv) (√5-√2)(√5+√2) Q.2 (3),(4)

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## Simplify each of the following expressions: (i) (3+√3)(2+√2) ,(ii) (3+√3)(3-√3 ) Q.2 (1), (2)

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How i solve the ncert class 9th solution of chapter number systems give me the solution of exercise 1.5 question ...Read more

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## Classify the following numbers as rational or irrational: (i) 2 –√5, (ii) (3 +√23), (iii) 2√7/7√7,(iv) 1/√2. Q.1 (1),(2), (3),(4)

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Today i am solving the important question of ncert class 9th chapter number systems . Its very tricky question of ...Read more