1.
1) f(2) = -1,5•2+2 = -1
f(0) = -1,5•0+2 = 2
f(-4) = -1,5•(-4)+2 = 8
2) f(1/3)= 3• 1/3 +5 = 6
2.
x = -2, y = 0,2
x = -1/7, y = 2,8
x = 0,5 , y = 7,3
x = -3, y = -1,2
x = 0 , y = 3
x = 2, y = 5,8
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Answers & Comments
1.
1) f(2) = -1,5•2+2 = -1
f(0) = -1,5•0+2 = 2
f(-4) = -1,5•(-4)+2 = 8
2) f(1/3)= 3• 1/3 +5 = 6
2.
x = -2, y = 0,2
x = -1/7, y = 2,8
x = 0,5 , y = 7,3
x = -3, y = -1,2
x = 0 , y = 3
x = 2, y = 5,8