Question

1 poin
Please choose the correct
option
9. The roots of a quadratic equation are 7 and -3, the
equation is
i. X2-40 -21=0
ii. x+ 40 -21=0
iii. x?+ 40 +21=0
iv. x2 - 40 +21=0
ОА
Ов
Ос
OD
Please choose the correct
1 po​

Answer 1

Answer:

third one is the best way to get a chance

Answer 2

Answer:

'C' is the right way I thinked