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21 The following expression(s) represent periodic signals: (a) ,v(t)=v(t+-kT_(0)),-\infty ,v(t)=ke^(-3(t+3)),-\infty (e) ,v(t)=v(t+-kT_(0)),-\infty ,v(t)=ku(t+2)e^(-3(t+2)),-\infty (d) ,v(t)=ke^(-3(t+3)),-\infty (e) ,v(t)=v(t+-kT_(0)),-\infty ,v(t)=v(-t),-\infty (c) ,v(t)=ku(t+2)e^(-3(t+2)),-\infty (d) ,v(t)=ke^(-3(t+3)),-\infty (e) ,v(t)=v(t+-kT_(0)),-\infty ,v(t)=2sin(t_(0)+-\phi )+2cos(t_(n)),-\infty (b) ,v(t)=v(-t),-\infty (c) ,v(t)=ku(t+2)e^(-3(t+2)),-\infty (d) ,v(t)=ke^(-3(t+3)),-\infty (e) ,v(t)=v(t+-kT_(0)),-\infty

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Why would yoi advise patients to obtain their mineral requirement from food sources rather than mineral supplements

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Which of the following statements about mitochondria is incorrect? Select one: a. The invaginations of the inner mitochondrial membrane, known as cristae, increase reactions. b. Mitochondria lack their own DNA and ribosomes. c. The inner membrane of mitochondria is derived from the bacterial plasma membrar d. Mitochondria serve as the primary sites for aerobic cellular respiration.

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When the correct Lewis structure of NCl$_3$ is completed how many lone pair of the electrons are surrounding each of the chlorine atoms ?

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A company is analyzing two mutually exclusive projects, S and L, with the following cash flows: 0 1 2 3 4 Project S -$1,000, $877.35, $260, $10, $10 Project L -$1,000, $0, $260, $420, $772.37. The company's WACC is 10.5%.What is the IRR of the better project? (Hint: The better project may or may not be the one with the higher IRR.) Round your answer to two decimal places.

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Two major disadvantages of being the first firm in a new product class include (check the two correct answers): A.higher risk. B.higher uncertainty. C.increased competition. D.difficulty in establishing market demand. E.investment in research and development.

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10. (3 pts) Find the quotient and remainder using long division for: \frac{x^3 + 3x^2 + 8x + 15}{x + 2} Write the final answer as quotient + \frac{remainder}{divisor}

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2. \* State the intercepts of the plane (a) $2x - 8y + 7z = 16$ (b) $z = 5x + y - 15$

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Find the arc length function for the graph of $f(x) = 4x^{3/2}$ using $(0,0)$ as the starting point. What is the length of the curve from $(0,0)$ to $(7,28\sqrt{7})$? Find the arc length function for the graph of $f(x) = 4x^{3/2}$ using $(0,0)$ as the starting point $s(x) = \int_{0}^{x} \boxed{} dt$ (Type exact answers, using radicals as needed.) The length of the curve from $(0,0)$ to $(7,28\sqrt{7})$ is $\boxed{}$ (Type an exact answer, using radicals as needed.)

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QUESTION 1 Mrs Nichil (bank deposit account at Alpha Bank) pays her gym membership to the sport company (bank deposit account at Gamma Bank) with a bank transfer. Which of the following statements is correct? A. The total amount of bank deposits in the financial system has decreased. B. Gamma Bank's ESFs have decreased. C. The total amount of central bank money in the financial system has decreased. D. Alpha Bank destroys bank deposits. E. The sport company gains ESFs. QUESTION 2 Which of the following statements is NOT correct? A. A TV is an asset for the person who bought it. B. The sale value of a durable good is an income for the seller. C. The rent paid by the tenant to the landlord is an income for the landlord. D. A share is an asset for the buyer of the share. E. A bank deposit is a liability for the bank. QUESTION 3 L'oreal bonds were issued at $80 and are now trading in the secondary market at the price of $110. Which of the following statements is NOT correct? A. A new investor, who buys the bond now, makes a capital gain of $0 at the time of purchase. B. The transaction brings $30 new funding to the issuer. C. The issuer records a loss, unrelated to the fluctuations in the secondary market. D. A new investor, who buys the bond now and plans to keep it until maturity date, expects to make a capital loss of $10. E. An investor, who bought the bond at issue and sells it now, makes a capital gain of $30.

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michael h.