i)Sir,the ratio of circumference to the diameter of a circle c/d is represented by pi(greek letter),but piis irrational.Why? ii)If a and b are unequal and quadratic equations x2+ax+b and x2+bx+a have one common factor, then show that a+b+1=0?
Asked by raoss1967 | 8th Jul, 2015, 07:14: PM
Answered by Prasenjit Paul | 9th Jul, 2015, 09:05: AM
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