# SOLUTION: Can you please help me solve this problem step by step? Find all zeros of f(x). f(x)=x4+5x2+4

Algebra ->  Algebra  -> Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Can you please help me solve this problem step by step? Find all zeros of f(x). f(x)=x4+5x2+4      Log On

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 Algebra: Complex Numbers Solvers Lessons Answers archive Quiz In Depth

 Question 59247This question is from textbook College Algebra with Modeling and Visualization : Can you please help me solve this problem step by step? Find all zeros of f(x). f(x)=x4+5x2+4This question is from textbook College Algebra with Modeling and Visualization Answer by venugopalramana(3286)   (Show Source): You can put this solution on YOUR website!SEE THE FOLLOWING EXAMPLE AND TRY.IF STILL I DIFFICULTY PLEASE COME BACK ================================================================================ solve x^4-8x^2+7=0 X^4-X^2-7X^2+7=0 X^2(X^2-1)-7(X^2-1)=0 (X^2-1)(X^2-7)=0 (X-1)(X+1)(X-SQRT7)(X+SQRT7)=0 X=1..........OR X=-1....OR X=SQRT7........OR X=-SQRT7