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In Exh) 17 is a positive number. The cube of 17. which is 4913. is also a positive
number
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Answer:
it's a positive number
Step-by-step explanation:
because if a number is positive so it's cube is also a positive
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2
Answer:
Consider, 63 = 6 × 6 × 6 = 216 and (-4)3 = (- 4) × (- 4) × (- 4) = – 64
Thus, cube of a positive number is positive and cube of a negative number is negative.
∴ Sign of a number = sign of its cube.
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