Question

Find the value of Discriminants :
|5 2|
|7 4|​

Answer 1

Answer:

D = b² - 4ac

=> D = (7)² - 4 × 1 × -1

=> D = 49 + 4

=> D = 53

Step-by-step explanation:

Answer 2

Answer:

$|5 \times 2 | \\ |7 \times 4|$