Question

Solve quadratic equation by factorization:

$a) \: 3 {}^{(x + 2)} + 3 {}^{ - x} = 10$

$b) \: \: 4 {}^{(x + 1)} + 4 {}^{(1 - x)} = 10$

$c) \: \: 2 {}^{2x} - 3.2 {}^{(x + 2)} + 32 = 0$

Answer 1

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