Question

If the lines 3x+2ky=0 and 2x+5y+1=0 are parallel, then what is the value of k?​

Answer 1

k = 15/4

Explanation:

Slope of a line = -a/b

slope of the first line = -3/2k

slope of the second line = -2/5

the slope of two parallel lines are congruent

-3/2k = -2/5

-15 = -4K

k = 15/4