Question

Tentukan HP dari
Y= 2x^2 -4x -3
Y= -X+6

Answer 1

Verified answer

Bab Persamaan Kuadrat
Matematika SMA Kelas X

y = y
2x² - 4x - 3 = -x + 6
2x² - 4x + x - 3 - 6 = 0
2x²- 3x - 9 = 0
(2x + 3) (x - 3) = 0

2x + 3 = 0
2x = -3
x = -3/2
y = -x + 6
y = -(-3/2) + 6
y = 1 1/2 + 6
y = 7 1/2
y = 15/2

(x,y) = (-3/2, 15/2)

x - 3 = 0
x = 3
y = -x + 6
y = -3 + 6
y = 3

(x,y) = (3,3)

HP = {(-3/2, 15/2), (3,3)}