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If 2a+ 2/a =4, what is the value of 2a^2+ 2/a^2 ?
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If 2a+ 2/a =4, what is the value of 2a^2+ 2/a^2 ?

User Scozy
by
6.4k points

1 Answer

6 votes

Answer:

Explanation:

2a + 2/a = 4

a + 1/a = 2

a^2 + 1 = 2a

a^2 - 2a +1 = 0

(a-1)^2 = 0

a = 1

2(1)^2 + (2/(1)^2) = 4

User Ravi M Patel
by
7.0k points
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