3. If a number when divided by 4 leaves remainder 2 or 3, then it is a perfect square. True or
false? Justify your answer.
4. Without adding find the sum of: 1+3+5+7+9+11+13+15+17+19+21+23
5. How many digits will be there in the cube root of 46656?
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3. false
4. 144
5. no answer
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