Question

Solve

10x^4-27x^2+5=0

Answer 1

\[x \approx 4472, - 0.4472, 1.5811, 1.5811 \]

This is in decimal form.

Answer 2

is x= +/- sqrt (5/2) correct?

Answer 3

this is factorable

Answer 4

x\[x = \sqrt{5}/5\]

Answer 5

forgot x^2 you'll need to use a u sub though... if you did that, i'm pretty sure you have the right answer

Answer 6

i got that as well as +/- sqrt 10/2

Answer 7

\[(2x^2-5)(5x^2-1)=0\]

solve i wrote it wrong in the equation editor

Answer 8

+/ - ^4(sqrt)10 , 3(sqrt)5^2 / 5

Answer 9

^4(sqrt)10 is the 4th root of 10 where 4 is written above the radicand

Answer 10

correction: do not place parenthesis around sqrt

Answer 11

your first answers are right

\[+-\sqrt{5}/5\]

and

\[+-\sqrt{10}/2

Answer 12

no need for 4th roots i wrote it wrong. i thought you notice must haven ot

Answer 13

oh sorry