smile 23:31 11 Nis 2011 #1
1) f (x) = 3x²-6x+z / ax-12x²+z sabit fonksiyon ise a+z = ?
2) f (x) = -2x+8 /2+bx sabit fonksiyon ise b = ?
3) f (x) =(-2+a)x³ + (1-b) x-2a-b sabit fonksiyon ise f (1000) = ?
4) f (x) = (-3-c) x⁵ + (-b+3)x + b-c+1 sabit fonksiyon ise f (a) = ?
5) f (x) = 9x+f . (3/x) ise f (3) - f (1) = ?
MatematikciFM 12:45 13 Nis 2011 #2
1)
f(x)=1/k ise
k.(3x²-6x+z)=-12x²+ax+z
3kx²-6kx+kz=-12x²+ax+z
k=-4
a=24
z=0
2)
f(x)=k ise
-2x+8 /2+bx=k
bkx+2k=-2x+8
k=4
b=-1/2
3)
-2+a=0 ise a=2
1-b=0 ise b=1
2a-b=3
f(x)=3
f(1000)=3
4)
-3-c=0 ise c=-3
-b+3=0 ise b=3
b-c+1=7
f(x)=7
f(a)=7
5)
x=3 için
f(3)=27+f(1)
f(3)-f(1)=27
smile 22:19 13 Nis 2011 #3
Teşekkürler