Question

Diket f(x)= px + q, tentkn nilai p & q jk diket f(-1)=9 & f(-3)=-17
tlg djwab ya!!

Answer 1

F(x) = px+q
f(-1) = -p+q = 9        --> q= 9+p
f(-3) = -3p+q = -17
f(-3) = -3p + 9+p = -17
       = -2p = -26
       = p = 13