Answer:
all real numbers
Step-by-step explanation:
the domain will always be all real numbers
9^2*4^4 is the correct answer I believe.
Well if you download the app photo math and take a photo of it. It will solve it for you
2x² - 15x + 7
(2x - 1)(2x-14)
(2x - 1)(x - 7) x= 1/2 or 7
905 whatever that is (I forgot)