Since
4 is the root of the given quadratic equation.

∴
It satisfies the given equation

∴
We can put x = 4 in the given quadratic equation

x^{2}
– 7x + k =0 [Given}

∴
4^{2} – 7(4) + k = 0

∴
16 – 28 + k = 0

∴
 12 + k = 0

k
= 12


Answer:
The value of k is 12

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If one root of the quadratic equation x2 – 7x + k = 0 is 4, then find the value of k.
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