Bantuin yah tolong.
fungsi
f(x) = x^4 - 2x^2 + ax + amempunyai nilai minimum b di x = 1 nilai a + b adalah
fungsi
f(x) = x^4 - 2x^2 + ax + amempunyai nilai minimum b di x = 1 nilai a + b adalah
More Questions From This User See All
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Maka, f'(1) = 0
Sehingga,
0 = 1⁴ - 2(1)² + a(1) + a
0 = 1 - 2 + 2a
0 = -1 + 2a
2a = 1
a = 1/2
Maka,
b = f(1/2)
b = 1/16 - 2(1/4) + 1(1/2) + 1/2
b = 1/16 - 1/2 + 1
b = 1/16 + 1/2
b = (1+8)/16
b = 9/16
Sehingga,
a+b
= 1/2 + 9/16
= (8+9)/16
= 17/16