Factorise : x^2- 3a - 40
Answers
Answered by
1
Answer:
(a-8) (a+5) is the answer of your
question
Answered by
1
Answer:
Correct question :-
➪ a² - 3a - 40
Solution :-
➪ a² - 3a - 40
➭ a² - (8 - 5)a - 40
➭ a² - 8a + 5a - 40
➭ a(a - 8) + 5(a - 8)
➭ (a - 8) (a + 5)
∴ The value of a² - 3a - 40 is (a - 8) (a + 5)
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