Question

Fill in the blanks:
If
${y}^{2} - 49 =$
​

Answer 1

Answer:

y= +/- 7

Step-by-step explanation:

=y2 - 49

(a2 - b2) = (a+b) (a-b)

= (y+7) (y-7)

y = +/- 7

Answer 2

Answer:

y^2 - 49 = (y-7) (y+7)

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Step-by-step explanation:

You dont have to explain in f.i.b