Simplify :
a^2 - 2a + {5a^2 - (3a - 4a^2)}
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Step-by-step explanation:
= a2 – 2a + {5a2 – 3a + 4a2}
= a2 – 2a + {9a – 3a}
= a2 – 2a + 9a2 – 3a = 10a2 - 5a
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[tex]\huge\purple{\bf{\underline{Answer:-}}}[/tex]
[tex] {a}^{2} - 2 a +[ 5 {a}^{2} -( 3a - 4 {a}^{2} )] \\ = {a}^{2} - 2a + (5 {a}^{2} - 3a - 4 {a}^{2} ) \\ = {a}^{2} - 2a + {a}^{2} - 3a \\ = 2 {a}^{2} - 5a \\ \\ [/tex]
[tex]\bold\pink{\boxed {Answer :- 2 {a}^{2} - 5a}}[/tex]
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