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प्रश्न
Fill in the blank : If `int_0^"a" 3x^2*dx` = 8, then a = _______
उत्तर
`int_0^"a" 3x^2*dx` = 8
∴ `3[x^3/3]_0^"a"` = 8
∴ a3 = 23
∴ a = 2.
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