write the exponential form for 21×21×21×21 by taking bases as 3 and 7
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Answer:
3^4 * 7^4
Step-by-step explanation:
21 can be written as 3*7
.'. 21*21*21*21 = 3*7 * 3*7 * 3*7 * 3*7
=3*3*3*3 * 7*7*7*7
=3^4 * 7^4
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Answer:
refer to this image hope it will help
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