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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

Evaluate: (5/6)^2 Xx 9/4 Div (- 3^2/2) Xx 125/216 - Mathematics

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प्रश्न

Evaluate: `[(5/6)^2 xx 9/4] div [(- 3^2/2) xx 125/216]`

योग

उत्तर

`[(5/6)^2 xx 9/4] div [(- 3^2/2) xx 125/216]`


`= [(5 xx 5)/(6 xx 6) xx 9/4] div [(-3 xx -3)/(2 xx 2) xx 125/216]`


`= [25/36 xx 9/4] div [9/4 xx 125/216]`


`= [25/4 xx 1/4] div [1/4 xx 125/24]`


`= [25/16] div [125/96]`


`= 25/16 xx 96/125`


`= 1/1 xx 6/5 = 1 1/5` 

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Concept for Application of Laws of Exponents in Simple Daily Life Problems
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Exponents (Including Laws of Exponents) - Exercise 5 (B)

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सेलिना Concise Mathematics [English] Class 7 ICSE
अध्याय 5 Exponents (Including Laws of Exponents)
Exercise 5 (B) | Q 5.2
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