factorise. (1)3x²-x-4
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hey mate your answer is here ⬇️⬇️⬇️⬇️
3x² - x - 4
3x²-4x + 3x -4
x(3x-4) + 1( 3x-4)
(3x -4) (x+1)
Hope it's helpful!!!!
Answered by
1
3x²-x-4
= 3x²-(4-3)x-4
= 3x²-4x+3x-4
= x(3x-4)+1(3x-4)
= (3x-4)(x+1)
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