y=ax+b
a=f'(-2)
f'(x)=2*1/4x+2=1/2x+2
f'(-2) = -1+2=1
a=1
2x-2y+15=0
2y=2x+15 /:2
y=x+15/2
Odp. B
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y=ax+b
a=f'(-2)
f'(x)=2*1/4x+2=1/2x+2
f'(-2) = -1+2=1
a=1
2x-2y+15=0
2y=2x+15 /:2
y=x+15/2
Odp. B
Licze na naj :)