Mariana wears her winter coat when the temperature is colder than -4 degree. write an inequality that is true only for temperatures (t) at which mariana wears her winter coat.

Reflect the point (7,0) across the y-axis

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. chapter reference how much punch can she make if she has only 6 cups of plum juice?