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Is every Fermat number 2^(2^n)

Is every Fermat number 2^(2^n) + 1 composite for n > 4?
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2. asked by black_widow
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Consider the area between the curve y=x^2 and the x-axis over the interval 0<=x<=1. Assume n is a whole number. use Fermat's
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2. asked by too
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1.Who was Blaise Pascal and how did he help start the study of probability?2.Who was Pierre de Fermat and how did he help start
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2. asked by need help
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You draw three tickets at random with replacement from the box. What is the chance that you draw at least one odd number? [Hint:
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2. asked by Karen
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Use Fermat's Little Theorem to find the remainder on division 5^120 by 19.
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2. asked by yin
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Use Fermat's Little Theorem to find the remainder on division of 5120 by 19.
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2. asked by yin
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I can't fully understand Fermat's principle of least time (the modern version)
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2. asked by Dan
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Please help me! Thank you very much.Prove Fermat's Last theorem for n=3 : X^3 + Y^3 = Z^3 where X, Y, Z are rational integers,
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2. asked by kate
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1.Idnia works at Euclid’s Electronics. She is paid a salary of $200 per week plus a commission of 5% of her sales during the
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2. asked by ola
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Write an equation and solve for the unknown number.Twice a number, increased by 3 is 7. (1 point) Responses The number is 2. The
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2. asked by No One
3. 165 views