+0  
 
0
59
1
avatar

The roots of $7x^2 + x - 5 = 0$ are $a$ and $b.$ Compute $(a - 4)(b - 4).$

 Sep 15, 2021
 #1
avatar
0

By Vieta's formulas, (a - 4)(b - 4) = 80/7.

 Sep 16, 2021

11 Online Users

avatar