Sammy's rectangle measures 3 1/ 4 units by 4 1 /3 units. What is its area?

Solve the equation by completing the square. x^2+2x=17

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)