ICSE Class 9 Answered
if 3^x=5^y=45^z,prove that x =2yz/y-z
Asked by ravindrasharma78 | 05 Oct, 2018, 07:00: PM
Expert Answer
3x = 5y = 45z = k
3 = k1/x , 5 = k1/y , 45 = k1/z
45 = 5 × 32
k1/z = k1/y k2/x
Simplfying we get the required answer.
Answered by Sneha shidid | 10 Oct, 2018, 11:52: AM
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