Question

H.C.F of (a^2+l + 7a - 18) and (a^2 + 10a + 9) is (a + 9) then their L.C.M is which option is correct? 1) (a - 2) 2) (a - 9) 3) (a - 2)(a - 9)(a - 1) 4) (a - 2)(a + 9)(a + 1) ​

Answer 1

Answer:

answer a-2

3-r

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I hope it's correct