Question

If alpha and bita are roots of the equation x^2-7x+12=0 then alpha/bita+bita/alpha is solve ​

Answer 1

sum of zero= -b/a

alpha+ bita = -(-7)/1=7

product of zero=c/a

alpha × bita = 12/1=12

alpha/bita + bita/alpha

alpha^2+bita^2/alpha bita

(alpha+ bita)^2/12

7^2/12

49/12

please follow me