Question

(3) One of the roots of the quadratic equation kx2 – 3x – 1=0
is z. Complete the following activity is find the value ofk.
Solution: is a root of the quadratic equation
kx² - 3x - 1 = 0
substitute x = in the equation.
kx 1 - 3 x 1 - 1 = 0
k--FO
k-O-= 0 ....(Multiplying by 4)
ik-=0
k=​

Answer 1

ur Question is wrong

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