Answer:
Given function is linear
Explanation:
x 1 3 5
f(x) 11 31 51
By inspection function is linear
y= 10x + 1
at x = 1
y = 10(1) + 1 = 11
x=3
y = 10(3) + 1 = 31
x=5
y = 10(5) + 1 = 51
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