Mathematics
Factorise:
2x2 - 7x - 39
Factorisation
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Answer
Given,
⇒ 2x2 - 7x - 39
⇒ 2x2 + 6x - 13x - 39
⇒ 2x(x + 3) - 13(x + 3)
⇒ (2x - 13)(x + 3).
Hence, 2x2 - 7x - 39 = (2x - 13)(x + 3).
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Factorise:
2x2 - 7x - 39
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Given,
⇒ 2x2 - 7x - 39
⇒ 2x2 + 6x - 13x - 39
⇒ 2x(x + 3) - 13(x + 3)
⇒ (2x - 13)(x + 3).
Hence, 2x2 - 7x - 39 = (2x - 13)(x + 3).
Answered By
1 Like