Question

if x=3 is one root of the quadratic equation x2 -2kx -6=0, then find the value of k

Answer 1

Hey mate !!!


here is your answer !!


given x= 3


on putting the value in equation


we get as

x² -2kx -6 in this equation


( 3)² - 2*3* k -6 = 0


=> 9 -6k -6 =0


=> 6k = 3


k = 1/2




hope it helps:D

thanks

Answer 2

Here is ur answer.
Hope this helped..✌
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