1. Find the sum of the two polynomials: 42 – 1 and x + 1
SHOW WORK PLEASE

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9

Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno nina made two errors in the proof. identify and correct the errors.