Question

Given the functions: y = x² + 10x +c, find c if the ∆ = 0​

Answer 1

Answer:c=y+25

Step-by-step explanation: since ∆ = 0​,

then,
`(dy)/(dx)` =2x+10;

2X+10=0;

2x=-10;

x=-5;

y=-25+c;

c=y+25