pls answer this qs frnds.... plzzzzzzzz
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Step-by-step explanation:
Given :
to find the value of :
, if,
Solution :
We know that,
Substituting,
8a instead of a & -3b instead of b,
We get,
⇒
⇒
⇒
⇒
as,
⇒
⇒
⇒
⇒
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