Question

Titik potong sumbu x
x kuadrat + 2X -5

Sekarang Please

Answer 1

Y = x^2 + 2x - 5
tik pot dgn sb x --> y = 0
x^2 + 2x - 5= 0
(x^2 +2x) = 5
(x+1)^2 = 5 + 1
x +1 = √6
x = -1 + √6  atau x = -1 - √6

tik pot di =  {(-1+√6), 0}. { (-1 -√6). 0 }