If you change the sign of a point’s y-coordinate, how will the location of the point change?

1234567891011 match the reasons with the statements in the proof. given: j | | k m 1 = m 3 prove: l | | m 1. j||k, m∠3 = m∠1 if lines are ||, then corresponding angles are =. 2. m∠1 = m∠2 if alternate interior angles are =, then lines are ||. 3. m∠2 = m∠3 substitution 4. l||m given

Can someone pls ! pls answer all. no explanation needed..

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?