Question

which of the following is the value of k, if one root of the quadratic equation $x^{2} -7x+k=0$ is 4

Answer 1

Explanation:

if 4 is root of equation x^2-7x+k=0

then (4)^2 -7*4 +k=0

16 -28 +k=0

k=12

Answer 2

Answer:

if 4 is root of equation x ^ 2-7x + k= 0

them (4)^ 2-* 4 + k=0

16 -28 +k = 0

k= 12

Explanation:

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