Find the H.C.F. of \(2^{2}\times 3^{2}\times 7^{2},2\times 3^{4} \times 7\)
Answer: B
HCF is Highest common factor, so we need to get the common highest factors among given values. So we get, \(2 \times 3 \times 3 \times 7 = 126\)