49a^5-14a^2/4a^2

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Solution for 49a^5-14a^2/4a^2 equation: 


a in (-oo:+oo)

49*a^5-(((14*a^2)/4)*a^2) = 0

49*a^5+(-7/2)*a^4 = 0

49*a^5-7/2*a^4 = 0

7*a^4*(7*a-1/2) = 0

7*a-1/2 = 0 // + 1/2

7*a = 1/2 // : 7

a = 1/2/7

a = 1/14

7*a^4 = 0

7*a^4 = 0 // : 7

a^4 = 0

a = 0

a in { 1/14, 0 }

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