Na już!! HELP :) Wyznacz współczynnik a wielomianu w, jeśli w(-2)=3.
a)w(x)=x^3+ax+5
b)w(x)=ax^4-x^2-1
a)-3-2a=3-2a=3+3-2a=6a=-3b)16a-5=316a=3+516a=8a=1/2
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a)
-3-2a=3
-2a=3+3
-2a=6
a=-3
b)
16a-5=3
16a=3+5
16a=8
a=1/2