Answer:
F(2x+6)=-16x^3-144x^3-404x-356
Step-by-step explanation:
...... ....as i said,b = 17
To reflect over the y axis, the formula is (-x, y). For W, which currently is (-6, -4), the -6 becomes -(-6), which is the same as 6, so the answer is (6, -4).