What is a positive value of x for which 9^(-cos x) = 1/3? NOTE: The (-cos x) is the exponent in this case.
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Originally Posted by magentarita What is a positive value of x for which 9^(-cos x) = 1/3? NOTE: The (-cos x) is the exponent in this case. I'll nudge you in the right direction: Note that and So we can rewrite the equation as this: I'm sure you can take it from here. --Chris
Originally Posted by Chris L T521 I'll nudge you in the right direction: Note that and So we can rewrite the equation as this: I'm sure you can take it from here. --Chris Yes, I can. Thank you.
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