Question

3x+4y-k=0 and 6x+84-470 than K coincide line​

Answer 1

Equation of the given tangents are-t1:3x−4y+4=0

t2:6x−8y−7=0⇒3x−4y−27=0

Here,

a=3,b=−4,c1=4,c2=−27

Since slopes of the given tangents are equal, i.e., 43

∴ the given tangents are parallel.