2x^2+11x-21=0
Pre-Calculus?
I wonder what the question is. In a basic algebra course, you would be looking for zeroes, and probably get those by factoring.
2x^2+11x-21=0
(2x-3)(x+7)=0
x= 1.5, or x=-7
I wonder what the question is. In a basic algebra course, you would be looking for zeroes, and probably get those by factoring.
2x^2+11x-21=0
(2x-3)(x+7)=0
x= 1.5, or x=-7