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If (x - 2)^(x^2 - 9)^(x^2 - 4) = 1.

Find the sum of all values of x.

Note by Dev Sharma
2 years, 5 months ago

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Because to get zero either x-2 = 1 or x^2-9 = 0.

So, x = 3 gives 1^0^5 = 1. and x = -3 gives -5^0^5 = 1.

- 2 years, 5 months ago

possible x are -3 and 3 so .. -3+3=0

- 2 years, 5 months ago

3 or -3

- 2 years, 4 months ago