FunGsiNilai
f(x)= 7 - 2x - 3x²bayangan - 3 adl = f(-3)= 7 - 2(-3) - 2(-3)²= 7+ 6 - 2(9)= 13 -18= - 5
Relasi Dn fungsi
f(x) = 7 - 2x - 3x²
f(-3) = 7 - 2(-3) - 3(-3)²
f(-3) = 2 - -(2.3) - 3(-3.-3)
f(-3) = 2 - (-6) - 3(9)
f(-3) = 8 - (3.9)
f(-3) = 8 - 27
f(-3) = -19
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FunGsi
Nilai
f(x)= 7 - 2x - 3x²
bayangan - 3 adl = f(-3)
= 7 - 2(-3) - 2(-3)²
= 7+ 6 - 2(9)
= 13 -18
= - 5
Relasi Dn fungsi
f(x) = 7 - 2x - 3x²
f(-3) = 7 - 2(-3) - 3(-3)²
f(-3) = 2 - -(2.3) - 3(-3.-3)
f(-3) = 2 - (-6) - 3(9)
f(-3) = 8 - (3.9)
f(-3) = 8 - 27
f(-3) = -19