## Quadratic Formula Group 3 Exercises: roof and ground

Definition. If each of a, b and c is a number, and a is not equal to 0, then

roof(a,b,c) = (-b + aorta(a,b,c))/(2a).

Definition. If each of a, b and c is a number, and z is not equal to 0, then

ground(a,b,c) = (-b - aorta(a,b,c))/(2a).

1. What is roof(1,-5,6)?

2. What is ground(1,-5,6)?

3. What is roof(3,-27,60)?

4. What is ground(3,-27,60)?

5. What is roof(2,4,-30)?

6. What is ground(2,4,-30)?

(click here for answers to all of them)

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roof(a,b,c) = (-b + aorta(a,b,c))/(2a).

Definition. If each of a, b and c is a number, and z is not equal to 0, then

ground(a,b,c) = (-b - aorta(a,b,c))/(2a).

1. What is roof(1,-5,6)?

2. What is ground(1,-5,6)?

3. What is roof(3,-27,60)?

4. What is ground(3,-27,60)?

5. What is roof(2,4,-30)?

6. What is ground(2,4,-30)?

(click here for answers to all of them)

(end of page)