Mathematics
Factorise :
a2 - 3a - 40
Factorisation
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Answer
Given,
a2 - 3a - 40
= a2 - 8a + 5a - 40
= a(a - 8) + 5(a - 8)
= (a - 8)(a + 5).
Hence, a2 - 3a - 40 = (a - 8)(a + 5).
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Factorise :
a2 - 3a - 40
11 Likes
Given,
a2 - 3a - 40
= a2 - 8a + 5a - 40
= a(a - 8) + 5(a - 8)
= (a - 8)(a + 5).
Hence, a2 - 3a - 40 = (a - 8)(a + 5).
Answered By
3 Likes