तीन संख्या परंपरित प्रमाणात आहेत. त्यांचे मध्यम प्रमाणपद 12 असून उरलेल्या दोन संख्यांची बेरीज 26 आहे, तर त्या संख्या काढा.
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Answer:
Step-by-step explanation:let,
a,b,c are in proportion
so b=12
by geometric mean
b^2=ac
ac=144
a+c=26
let a and c are roots of equation
so x^2-26+144=0
x^2-8x-18x+144=0
x(x-8)-18(x-8)=0
x-8=0or x-18=0
x=8 or x=18
so a=8 and c=18
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