Which of the following equations is not a function? Explain how you know. x = y - 2
y = 3x^2
y = 2x + 3
x = + 3y^2​

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Use circumcenter theorem to solve for the given values

What is always true about a positive integer raised to a negative odd power?