Find the sum of all the coefficients in the binomial expansion of $(x^{2} + x - 3)^{319} ˙$

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Find the sum of all the coefficients in the binomial expansion of

(x^{2} + x - 3)^{319} ˙

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Text solutionVerified

Solution: =>

(x^{2} + x - 3)^{319} = a_{1} + a_{2} x + a_{3} x^{2} \dots .. a_{639} x^{638}

=>let x=1,=>

- 1 = a_{1} + a_{2} + a_{3} \dots .. a_{639}

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Question Text	Find the sum of all the coefficients in the binomial expansion of $(x^{2} + x - 3)^{319} ˙$
Answer Type	Text solution:1
Upvotes	150