Question

18) The number of zeros of x²+7x+6 is ​

Answer 1

Answer:

Two is the correct answer because a quadratic equation always has two roots.

Step-by-step explanation:

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Answer 2

Answer:

2

Step-by-step explanation:

⇒x² + 7x + 6

⇒x² + x + 6x + 6

⇒ x(x + 1) + 6(x + 1)

⇒(x + 6) (x + 1)

⇒ (x + 6) = 0 ; x = -6

⇒ (x + 1) = 0 ; x = -1

∴ The roots are:  -6, -1