Question

17 ) If 4x+py+8=0 and 4x+4y+2=0, represent parallel lines, the value of p is
A) 1 b) 2
C) 4
d) 8​

Answer 1

Answer:

4

Step-by-step explanation:

in parallel lines ,

a1 / a2 = b1 / b2

4 / p = 4 / 4

by cross multiplication ,

4 × p = 4 × 4

4 p = 16

p = 16 / 4

p = 4