Question

the axis of symmetry for the graph if the function is f(x)=1/4x^2 + bx + 10 is x=6. what is the value of b?

Answer 1

Answer:

b= -3

Step-by-step explanation:

y=x²/4+bx+10=1/4(x²+2*2b+4b²)+10-b²

=(1/4'x+2b)²+10-b²

==>-2b=6==>b=-3

mark brainliest   :)