Math, asked by shaeeshbhowmik, 1 year ago

factorise y^3-64 please help

Answers

Answered by Anonymous
0

Step-by-step explanation:

y

3

4

3

=

(

y

4

)

(

y

2

+

4

y

+

16

)

Explanation:

y

3

64

is a difference of cubes,

a

3

b

3

=

(

a

b

)

(

a

2

+

a

b

+

b

2

)

, where

a

=

y

and

b

=

4

.

Rewrite the equation.

(

y

)

3

(

4

)

3

=

(

y

4

)

(

y

2

+

(

y

4

)

+

4

2

)

Simplify.

y

3

4

3

=

(

y

4

)

(

y

2

+

4

y

+

16

)

Answer link

Answered by Anonymous
0

Hey mate here is your answer....

y³-64

y³-4³

(y-4)(y²+4y+4²)

[(√y)²-(2)²](y²+4y+16)

(√y-2)(√y+2)(y²+4y+16)

Hope it helps you ....

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