Friday

January 30, 2015

January 30, 2015

Posted by **hitarthi** on Saturday, June 28, 2014 at 9:40am.

I tried till :

5^3+(2x)^3-9y(10x+3y^2)

got stuck here as there is no commom cuming 5 and 2x n last sction.

- maths -
**Steve**, Saturday, June 28, 2014 at 2:57pmI see a lot of perfect cubes there

8x^3 - 27y^3 = (2x-3y)(4x^2+6xy+9y^2)

Hmmm. No joy there.

wolframalpha.com factors it, but I can see no motivation for trying (2x-3y+5) as a factor.

**Answer this Question**

**Related Questions**

maths - Factorize: 1.) 64x^3-y^3 2.) x^4+10x^3+35x^2+50x+24 3.) x^3/8-64-3x^2+...

powers of exponents math - simplify each expression: can you check and help me ...

how about his one - -7+ 5x = 10x-2? im not sure I know its -1, but im not sure ...

Math mrs sue - Can you check these? 18% of 90 is what number? i got 16.2 what ...

Math - How do you graph the quadratic formula x^2-10x=11? Here's what I got so ...

math percents - Can you check these? 18% of 90 is what number? i got 16.2 what ...

maths - factorize -> 3a^2 +6a^2 x^2 - 3a^3 x ????

maths - factorize (x^2-4x)(x^2-4x-1)-20

Algebra I - Thanks Reiny, but I'm still lost. I understand how you multipled by ...

maths --plse help me.. - factorize x^3-3x^2+3x+7