SOLUTION: Please help me solve this equation: {{{ 25+9r^4+r^8}}} this is factor completely

SOLUTION: Please help me solve this equation: {{{ 25+9r^4+r^8}}} this is factor completely

Algebra.Com

Question 639019: Please help me solve this equation: this is factor completely
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Factor:

take sum of sqrt of end terms and expand by squaring

difference of 2 squares

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