Nilai maksimum fungsi kuadrat f(x) = -5x²+10x+3 adalah...
Matematika
Lailaumi412
Pertanyaan
Nilai maksimum fungsi kuadrat f(x) = -5x²+10x+3 adalah...
1 Jawaban
-
1. Jawaban ryantian17
Diketahui:
f(x) = -5x²+10x+3
a = -5 , b = 10 c = 3
nilai max
= (b²-4ac)/(-4a)
= (100-4(-5)(3)) / 20
= 160/20
= 8