Math, asked by waghmodepooja16, 3 months ago

Factorise : (1) y3 - 27

Answers

Answered by usernametaken8

5

Step-by-step explanation:

y³ - 27

= y³ - 3³

Using, a³-b³ = (a-b)(a²+b²+ab)

y³ - 3³

=(y-3)(y²+3² + 3y)

=(y-3)(y²+9 + 3y)

Answered by mummadinikitha92

1

Answer:

y=3

Step-by-step explanation:

y³-27=0

y³=27

y³=3³

y=3

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