Point B is the midpoint of Line segment A C . Horizontal line with points A, B, and C. A vertical line extends from point B through point D to create two right angles. Which statements about the figure must be true? Select three options

Is a positive integer raised to a negative power always positive

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)