simplify and find the value of (21)^3/2 ×(21)^5/2
Answers
Answered by
0
Answer:
formula: a^m / a^n =a ^m-n
=) 21^3/2 / 21^5/2 =(21) ^ 3/2 -5/2
=) (21)-1
=) 1/21
Answered by
4
Answer:
194481
Explanation:
21^3/2×21^5/2
a^m×a^n=a^m+n
21^3/2+5/2
21^3+5/2
21^8/2
21^4
=194481
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