Give the value of C for which the equation has one solution.
What’s the answer for this? Please help

Answer:
[tex]c = 9[/tex]
Step-by-step explanation:
[tex] {(x - a)}^{2} = {x}^{2} - 2ax + {a}^{2} \\ 2ax = 6 \\ a = 3 \\ c = {a }^{2} \\ c = 9[/tex]