The answer would be -12 I used the app photomath
Your discriminant is a negative number. Therefore, your solutions are imaginary. It's d from above.
Answer:
that is 25
Step-by-step explanation:
The two black circles represents "The selling prices that produces no profit." If the selling is 10, the profit is 0. If the selling price is 60, the profit is 0.
The selling price that provides the maximum profit is represented by the red dot. It is between the selling price of 30 and 40. Its maximum profit is equal to 12,000.
