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b. f(2) = 4 × 2 - 2
8 - 2
=6
f(-2) = 4 × (-2) - 2
-8 -2
=-10
f(4) = 4×4 - 2
16 - 2
=14
f(-4) = 4 × -4 -2
-16 - 2
=-18
c. 4p -2 = 8
4p=8+2
4p= 10
p=10÷4
p=2,5
bener ga gan?