Find the vertex for quadratic function y=2x^2-20x+10

What is always true about a positive integer raised to a negative odd power?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?