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Q: Factorise 4xsquare plus 12x plus 5?

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4x2 + 12x + 5 = (2x + 1)(2x + 5).

x2+12x+5 = 3 x2+12x+5-3 = 0 x2+12x+2 = 0

12x + 5 - 2x =(12x - 2x) + 5 =10x + 5 =5 (2x + 1)

x(x+5)

(x+5)(x+3)

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42

4x2 + 12x + 5 = (2x + 1)(2x + 5).

2(2x-11)(3x+5)

x2+12x+5 = 3 x2+12x+5-3 = 0 x2+12x+2 = 0

16X + 5

X=5

12x + 5 - 2x =(12x - 2x) + 5 =10x + 5 =5 (2x + 1)

5/4x+7/12x is the same as 15/12x+7/12x = 21/12x

x(x+5)

12x^3+17x^2+5x=0x(12x^2+17x+5)=0x(x+1)(12x+5)=0x=0x=-1x=-5/12

(x-1)(2x+5)

-5 + 12x = 18x + 7Subtract 7 from each side:-12 + 12x = 18xSubtract 12x from each side:-12 = 6xDivide each side by 6:-2 = x

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