Sketch the parabola of y = x²-x-12

...and indicate the intercepts on the axes, the axis of symmetry and the coordinates of the turning point.​

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?

Identify the number as a rational or irrational. explain. 127