find the valuesss☝️☝️
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AmanRajSinghania:
(i) answer is root20 (ii) answer is 18... is it correct?
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m-1/m = 4
squaring both sides,
m^2 + 1/m^2 - 2 = 16
m^2 + 1/m^2 = 18......(i) answer
adding 2 on both sides,
m^2 + 1/m^2 + 2 = 20
(m+1/m)^2 = 20
m+1/m = root20..... hope it is correct..
squaring both sides,
m^2 + 1/m^2 - 2 = 16
m^2 + 1/m^2 = 18......(i) answer
adding 2 on both sides,
m^2 + 1/m^2 + 2 = 20
(m+1/m)^2 = 20
m+1/m = root20..... hope it is correct..
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