Question

Diketahui f(x) = x². Nilai Lim f(x) - f(3) / x-3 = ....?
x->2



Mohon dgn penjelasannay

Answer 1

F(x) = x²
f(3) = (3)² = 9

Lim x mendekati 2
f(x) - f(3) / x-3

= x² - 9 / x-3

masukkan nilai 2

= (2)² - 9 / (2) - 3
= 4 - 9 / -1
= -5 / -1
= 5