Using prime factor method, find: √147 × √243 .
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Answer:sry I have made a mistake ....
21*9 = 189 not 279 is the correct one
for this problem....
I hope it's will help you
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Answer:
=√147 × √243
=√7×7× 3 × √3×3×3×3×3
=7√3 × 9√3
=7×9×3
=189
hope it helps
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