Question

Is this correct? If so, why? (Convert between forms)

Answer 1

Alpha = -b/2a = 14/2 = 7.

Delta = b² - 4ac = (-14)²-4*29*1 = 196 - 116 = 80

bêta = -delta/2a = -80/2*1 = -80/2 = -40.

So the vertex form here is (x - 7)² - 40.

In short, h = 7. You were right.

Hope this helps !

Photon