Determine the axis of symmetry and the vertex of the given function. y = 2x2 − 12x + 21

Jose bought 20 shares of netflix at the close price of $117.98. in a few years, jose sells all of his shares at $128.34. how much money did jose make? a.) $192.50 b.) $207.20 c.) $212.50 d.) $224.60

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

Write the equation of the circle centered at (10,-2) with radius 2