1. Find the roots of 2x² - 8 = 0

A. ± 2
B. ± 4
C. ± 8
D. ± 16


2. The sum of the roots of 5x² + 7x - 3 = 0

A. 12
B. 2
C. -7/5
D. -3/5


3. The sum of two njmbers is 10 and the product is 24. What are the numbers

A. 2 and 12
B. 4 and 6
C. 3 and 8
D. 1 and 24


4. The product of two consecutivd posotive integerd is 42. What are the integers?

A. 4 and 5
B. 6 and 7
C. 8 and 9
D. 11 and 12


5. What is the discriminant of x² = 49?

A. 196
B. -196
C. 49
D. -49​