Check whether 90 is a perfect square or not by using prime factorization.
2 answers:
Answer:
See the picture.....
AS PRIME FACTORS OF 90[2&5 didnt get another 2 or 5 to pair up with] CANT FIND A PAIR TO SQUARE THEMSELVES UP, 90 IS NOT A PERFECT SQUARE
Answer:
Its not a perfect square.............90=2*5*3*3
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