Question

solve

Answer 1

5-x^4-4x^2=0

Answer 2

@hartnn can u help me with this well when i graphed it i got -1 and 1

Answer 3

is their any other teq

Answer 4

\[5-x^4-4x^2\]

Answer 5

put x^2=y
5-y^2-4y=0
solve this quadratic.

Answer 6

and yes, only 2 real roots, -1 and 1
other 2 are imaginary roots.

Answer 7

i am getting 1 and -5

Answer 8

when i solved in ur method

Answer 9

yup, so x^2=1 ---->x= +1 or -1
x^2 = -5 ---->x=+i sqrt 5, -i sqrt 5
got it ?

Answer 10

yup thx

Answer 11

welcome ^_^

Answer 12

whish ur family happy new year

Answer 13

behalf of me

Answer 14

happy new year to you and your family also :)

Answer 15

:-)