AM-255

Exponential and logarithmic equations

A Math · Secondary 3 · Hard · Exponential and logarithmic equations

1. $x=\log_8(32+8\sqrt{15})$ or $x=\log_8(32-8\sqrt{15})$
2. $x=\log_8(32+4\sqrt{15})$ or $x=\log_8(32-4\sqrt{15})$
3. $x=\log_8(64+8\sqrt{15})$ or $x=\log_8(64-8\sqrt{15})$
4. $x=\log_8(32+8\sqrt{7})$ or $x=\log_8(32-8\sqrt{7})$

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