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kirill [66]
3 years ago
7

Does anyone know how to factor y^2+49?

Mathematics
2 answers:
uysha [10]3 years ago
6 0

Y + 7i y-7i

Explanation:

Delvig [45]3 years ago
5 0

Answer:

(y + 7i)(y - 7i)

Step-by-step explanation:

It cannot be factored using real numbers, but consider

7i × - 7i

= -49i² and i² = - 1

= 49

The factoring as a difference of squares to obtain

y² + 49 = (y + 7i)(y - 7i)

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