Question

1 point
Q4. Find k, if one root of
quadratic equation
*
x2 – 13x + k = 0) is 7
A 30
O B 42
O C 24
O D 58​

Answer 1

Answer:

x²-13x+k=0

if one root of the equation is 7

then,

7²-13(7) +k=0

49-91+k=0

-42+k=0

k=42

Answer 2

Answer:

42

Step-by-step explanation:

x²-13x+k=0

put the value of zeros in x

=>(7)²-13×7+k=0

=>49-91+k=0

=>-42+k=0

•°• k=42

hope it helps you