2. Find an equation for which -3 and 4 are solutions.

3. What type of solution do you get for quadratic equations where D < 0? Give reasons for your answer. Also provide an example of such a quadratic equation and find the solution of the equation.

4. Create a real-life situation that fits into the equation (x + 3)(x - 5) = 0 and express the situation as the same equation.

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Determine the number of solutions and classify the type of solutions for each of the following equations. Justify your answer.

a) x^2 + 3x - 15 = 0

Here a = 1, b = 3, c = -15

We can find number/type of solutions by using discriminant:

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