Question

plz ans this question​

Answer 1

Answer:

I guess you are asking Roots.

6. let's try my favourite: completing the square method

xx+ 8x +15 =0

xx + 2 4.x. =-15

xx+2 4 x + 16 =1

(x+4)^2=1

(x+4)=+/- 1

× = -3,-5

Answer 2

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