no 4 dan 5 kak,tolong ya :-)

4.m=4
F'(x)= 2x +m
4 =2x + m
2x = 4-m
m-4 =-2x

X² +mx +5 = 4x +5
x²+ (m-4)x =0
x² -2x²=0
x=0
m=4-2x
=4 -2.0=4

5.
Persamaan (x-A)² + (y-B)² =r²
(X-5)² +(y-3)² = 27