Solve 5x > 45 and find:
(a) the least value of x if x is an integer.
(b) the least value of x, if is a perfect square.
(c) the least value of x, if x is a prime number.
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Answer:
- 5 x 10 = 50 > 45 Ans - 10
- 5 x 16 = 80 > 45 Ans - 16
- 5 x 11 = 55 > 45 Ans - 11
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