find the vertex form and then sketch the parobla conparing it to the parent function y= x^2

vertex form: y=a(x+h)^2+k

vertex- (4,10)
passing through- (-2,1)

a. find the value of a=
b. write the vertex form=
c. graph the function from 3b and parent function y=x^2 MUST LABEL BOTH​