Question

3 elevado a x²-x-6=1

Answer 1

Espero ter ajudado!

$3^{x^{2}-x-6}= 1 \\ 3^{x^{2}-x-6}= 3^{0} \therefore \\ x^{2}-x-6 = 0 \\ \Delta = 1-4\cdot 1\cdot (-6) \Delta = 25 \\ \sqrt{\Delta }= 5 \\ x^{,}= \frac{6}{2} = 3 \\ x^{,,} = -2 \\ \\ \therefore 3^{3}= 27 \\ 3^{-2}= \frac{1}{9}$