Question

find the zeroes of the polynomial 4x^2-3x-1​

Answer 1

Step-by-step explanation:

4x²-4x+x-1

4x(x-1)+1(x-1)

(4x+1)(x-1)

x=-1/4,1

solve this by splitting the middle term

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Answer 2

Answer:

x= -1/4 or 1

Step-by-step explanation:

4x^2-3x-1=0

4x^2-4x+x-1=0

Now factorising,

4x(x-1)+1(x-1)=0

(4x+1)(x-1)=0

x=-1/4 or 1