 , 12.11.2019 04:31, bbygrill

# The answer is supposed to be -2(e^x - e^-x)/(e^x + e^-x)^2 but i’m not sure how to get there because my answer always ends up as -2(e^x + e^-x)/(e^x+e^x)^2, so i’m not sure where i’m missing the negative or if the answer key has a typo.    ### Other questions on the subject: Mathematics Mathematics, 21.06.2019 12:40, taysomoneyyy
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If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function? Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of$190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying$ more than he borrowed to pay off the loan. Mathematics, 21.06.2019 19:00, menakri53
What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2
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The answer is supposed to be -2(e^x - e^-x)/(e^x + e^-x)^2 but i’m not sure how to get there because...

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