A point moves so that the product of its direct distances from lines 3x - 4y + 1 = 0 and 3x + + 4y + 1 = 0 is 144/25. Find the equation of its locus, what curve is it hence sketch the curve

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.