11. Solve and check. a) $2^{x+2} - 2^x = 48$ b) $4^{x+3} + 4^x = 260$ c) $2^{x+5} + 2^x = 1056$ d) $6^{x+1} + 6^{x+2} = 7$ e) $3^{x+3} - 3^{x+1} = 648$
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Simplifying this equation, we get a^2 = 48. To solve for a, we need to take the square root of both sides of the equation. However, since we are not allowed to use logarithms, we need to find a different approach. One way to solve this equation without using Show more…
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