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Please can you fully factorise these equasions? 36x cubed - 6x 12x cubed + 15x squared And 8x - 10x squared
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Please can you fully factorise these equasions?

36x cubed - 6x
12x cubed + 15x squared
And 8x - 10x squared

User Canoe
by
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2 Answers

6 votes

1)\\ 36x^3-6x=6x(6x^2-1)=6x[( √(6) \cdot x)^2-1^2]=6x(x √(6) -1)(x √(6) +1)\\ \\2)\\12x^3+15x^2=3x^2(4x+3)\\ \\3)\\8x-10x^2=2x(4-5x)
User TextGeek
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7.8k points
3 votes

36x^3-6x=6x(6x^2-1)=6x[(x\sqrt6)^2-1^2]=6x(x\sqrt6-1)(x\sqrt6+1)\\\\12x^3+15x^2=3x^2(4x+5)\\\\8x-10x^2=2x(4-5x)
User Richard Walters
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