Question

Kk ini ya
semoga kakak menjawabnya

terimakasih banyak

Answer 1

Verified answer

A(0 , 2) ; B(2 , 0) ; C(4 , 0)
Melalui B dan C

f(x) = a(x - 2)(x - 4)

Melalui A
f(x) = a(0 - 2)(0 - 4)
2 = a(-2)(-4)
-1 = -4a
a = ¼

f(x) = ¼(x - 2)(x - 4)
f(x) = ¼(x² - 6x + 8)
f(x) = ¼ x² - ³/₂ x + 2