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RS Aggarwal Solutions Class 9 Mathematics Solutions for Factorization of Polynomials Exercise 3F in Chapter 3 - Factorization of Polynomials
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125𝑎^3 +1/8
Answer:
125𝑎^3 +1/8
According to the equation,
𝑎^3 + 𝑏^3 = (𝑎 + 𝑏)(𝑎^2 − 𝑎𝑏 + 𝑏^2)
So we get,
125𝑎^3 +1/8
= (5𝑎)^3 + (1/2)^3
On the basis of formula,
= (5𝑎 +1/2)((5𝑎)^2 − (5𝑎)(1/2) + (1/2)^2)
= (5𝑎 +1/2)(25𝑎^2 −5/2𝑎 +1/4)
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