Question

Q.1.C. Find the k if x = 3 is a root of
equation :- kx2-10x+3=0​

Answer 1

Answer:

substitute x=3 in equation

k(3)^2 - 10(3) + 3 = 0

9k - 30+3 =0

9k -27 =0

9k = 27

k = 27/9

k =3

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Answer 2

Answer:

k=3

Step-by-step explanation:

kx²-10x+3=0

If 3 is a root,

(3)²k-10(3)+3=0

9k-30+3=0

9k-27=0

9k=27

k=3

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