Prove that Yational numbers la b) with equality multiplication and addition defined as Set s of ordered pair of to li) laib)= (cod) if ac, b=d (a,b)+ (c,d) = la,b).(6.d)- (ac, bd) forms. Also domain- Cata, btd) %3D that it not an integsal. is

Q: The sum of three consecutive multiples of 7 is 357 .Find teh smallest multiple

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Q: The sum of three consecutive multiples of 7 is 357 . FInd the smallest multiple

A: solution: Let the three consecutive multiples of 7 is denoted by 7x,7x+1 and 7x+2. It is given that…