Question

if a=1 is root of equation a4-62a2 +b=0 find value of b

Answer 1

Answer:

b=61

Step-by-step explanation:

put the value a=1 in eq.

a4-62a3 +b=0

(1)4-62*(1)2+b=0

1-62+b=0

-61+b=0

b=61.