Question

factorise using identities 20a2b -25a3b​

Answer 1

Step-by-step explanation:

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Answer 2

$\red {\underline{\underline {Answer:}}}$

$5 {a}^{2} b(4 - 5a)$

$\red {\underline{\underline {Step-by-step\:Explaination :}}}$

$20 {a}^{2} b - 25 {a}^{3} b \\ ⇒5 {a}^{2} b(4 - 5a)$

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