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In solving polynomials x cubed plus 8 y cubed?

Updated: 10/15/2022

Wiki User

∙ 15y ago

Best Answer

x3+8y3 = (x+2y)(x2-2xy+4y2)

The discriminant of the quadratic factor is 4y2-16y2 < 0 so there are no real roots.

So the only real root of the original polynomial is x+2y=0 or x = -2y

Wiki User

∙ 15y ago

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What is 105 squared plus 8 cubed?

105 squared plus 8 cubed is equal to 11,537.

What is the polynomials of b2-6b plus 8?

The polynomial IS b2 - 6b + 8.

What is 8 cubed plus 5 squared?

The answer is 537

What number 8 when it is cubed?

2 cubed = 8 8 cubed = 512

What is the answer of 2 cubed?

2 cubed = 8

Related questions

2 cubed plus 2 cubed plus 2 cubed?

2 cubed = 2*2*2 =8. 8+8+8= 24

What is 105 squared plus 8 cubed?

105 squared plus 8 cubed is equal to 11,537.

What is the polynomials of b2-6b plus 8?

The polynomial IS b2 - 6b + 8.

X2 plus 5x-24 what are the polynomials?

(x-3)(x+8)

What is 8 cubed plus 5 squared?

The answer is 537

5 to the third power plus the third power divided by 8?

13

Factorise x cubed plus 8?

X3 + 8= (x+2)(x2-2x+4)

What number 8 when it is cubed?

2 cubed = 8 8 cubed = 512

What is the factor 8 x cubed plus 125?

(2x + 5)(4x^2 - 10x + 25)

How do you factor the expression 27x cubed plus 8?

the answer is (3x-2)(9x squared+6x+4)

What is the answer of 2 cubed?

2 cubed = 8

What is 8 cubed plus 64?

To cube a number, just use it in a multiplication 3 times. Thus 8 x 8 x 8 = 5123 + 64 = 576

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