Answer:
a)Yes, π = 2 is a solution.
Explanation:
a) 4π - 3 = -2π + 9
π = 2, so put this value on above equation.
4×2 - 3 = -2×2 + 9
8 - 3 = -4 + 9
5 = 5
So, π = 2 is a solution
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