1. A: No real solution.
2. A: ?
Find the roots of each quadratic polynomial.
1. 16x + 40 + 2x^2
Solve. Round to the nearest hundredth.
2. 12 = 5x^2
4 answers
For number 2, can you show your work? What do you have so far?
2. 12 = 5x^2
12 / 5 = 5x / 5
12/5 = x^2
±√12/5 = x
12 / 5 = 5x / 5
12/5 = x^2
±√12/5 = x
That looks right to me. Are you allowed to use a calculator? What do you get for the value of x?
1 answer