Question

Minta tolong kerjakan nomor 26

Answer 1

Buat yg mau sbmptn

misal p = 25

K = 4(p+l+t) = 500 maka p+l+t = 125

25+l+t = 125
l +t = 100
t = 100 - l

V = pxlxt = 25xlx(100-l) = 2500l - 25l^2

V maks jika V'=0
V' = 2500 - 50l = 0 maka l = 50 maka t = 50

jawaban E