plz solve it ... It is urgent
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a^2 + 1/a^2 = 23
On adding 2 in both sides, we get
a^2 + 1/a^2 + 2 = 23 + 2
=> a^2 + 1/a^2 + 2(a)( 1/a) = 25
=> ( a + 1/a)^2 = 25
=> a + 1/a = 5
On adding 2 in both sides, we get
a^2 + 1/a^2 + 2 = 23 + 2
=> a^2 + 1/a^2 + 2(a)( 1/a) = 25
=> ( a + 1/a)^2 = 25
=> a + 1/a = 5
Gamer9091:
^ meaning that
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Answered by
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a^2 + 1/a^2 = 23
On adding 2 in both sides, we get
a^2 + 1/a^2 + 2 = 23 + 2
=> a^2 + 1/a^2 + 2(a)( 1/a) = 25
=> ( a + 1/a)^2 = 25
=> a + 1/a = 5
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