The range of the following relation r {(3, −5), (1, 2), (−1, −4), (−1, 2)} is
{−1, 1, 3}
{−5, −4, 2}
{−1, −1, 1, 3}
{−4, −5, 2, 2}

Is the square root of 4 plus the square root of 16 rational?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.