Find the duplicate ratio of - 5-7

Use formula of Duplicate ratio;We know, Duplicate ratio of a:b = a^2:b^2.Required duplicate ratio =(√ 5)^2:(7)^20ex0ex =5:49Hence, the duplicate ratio is 5:49. ...

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Standard X

Mathematics

Duplicate Ratio

Find the dupl...

Question

Find the duplicate ratio of $\sqrt 5 : 7$

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Solution

Use formula of Duplicate ratio;
We know, Duplicate ratio of $a : b = a^{2} : b^{2}$ .
Required duplicate ratio $= {(\sqrt 5)}^{2} : {(7)}^{2} = 5 : 49$
Hence, the duplicate ratio is $5 : 49$ .

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Find the duplicate ratio of √5:7

Use formula of Duplicate ratio;We know, Duplicate ratio of a:b=a2:b2.Required duplicate ratio =(√5)2:(7)2=5:49Hence, the duplicate ratio is 5:49.

Find the duplicate ratio of $\sqrt 5 : 7$

Use formula of Duplicate ratio;
We know, Duplicate ratio of $a : b = a^{2} : b^{2}$ .
Required duplicate ratio $= {(\sqrt 5)}^{2} : {(7)}^{2} = 5 : 49$
Hence, the duplicate ratio is $5 : 49$ .