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महाराष्ट्र राज्य शिक्षण मंडळएचएससी वाणिज्य (इंग्रजी माध्यम) इयत्ता १२ वी

Find the area of the region bounded by y = x2, the X-axis and x = 1, x = 4.

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प्रश्न

Find the area of the region bounded by y = x2, the X-axis and x = 1, x = 4.

बेरीज
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उत्तर


Given: y = x2

Required area = `int_1^4y*dx`

= `int_1^4 x^2*dx`

= `[x^3/3]_1^4`

= `(1)/(3)(4^3 - 1^3)` 

= `(1)/(3)(64 - 1)`

= `(1)/(3)(63)`

= 21 sq. units.

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पाठ 7: Applications of Definite Integration - Miscellaneous Exercise 7 [पृष्ठ १५८]

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बालभारती Mathematics and Statistics 1 (Commerce) [English] Standard 12 Maharashtra State Board
पाठ 7 Applications of Definite Integration
Miscellaneous Exercise 7 | Q 4.5 | पृष्ठ १५८

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