Tammy made $30,000 in taxable income last year. Suppose the income tax rate is 15% for the first $7500 plus 19% for the amount over $7500. How much must Tammy pay in income tax for last year?

Use the quadratic formula to solve 5x=6x^2-3,what are the values of x?

Match each expression with its simplified form.

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32