El largo de un rectángulo es cuatro veces su ancho. El área del rectángulo es 144 centímetros cuadrados. Halla las dimensiones del rectángulo.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

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

What will be the end result for the taxpayer who filed his federal income tax return using the 1040ez form shown belowa he'll owe $173b he'll receive a refund of $173c he'll owe $3921d he'll receive a refund of $3921