FAL NUMBERS
EXERCISE 1.1
1. Use Euclid's division algorithm to find the HCF of:
(1) 135 and 225 .. (ii) 196 and 38220
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Step-by-step explanation:
By Euclid's division lemma,
225=135×1+90
r=90
135=90×1+45
r=4
90=45×2+0
So, H.C.F of 135 and 225 is 45
(ii) By Euclid's division lemma,
38220=196×195+0
r = 196
So, H.C.F of 38220 and 196 is 196
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