MATH 205 Midterm: MATH 205 KSU 205Exam1a sol s10

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Use the back pages as a scratch paper. For full credit, show your work in detail. 14: a cup of co ee contains 100 mg of ca eine. The amount of ca eine in the body decreases by half every 3 hours. 3 ln 10 ln 2 t : a deposit of ,645 is made into an account paying the annual interest rate of 3. 75% compounded monthly, what is the amount on the account after 4 years. Check: ln(ex x2) = ln(ex) + ln(x2) = x + 2 ln x: among the following functions identify power functions and polynomials. Write every power function in the form kxp. For every polynomial nd its degree and write down its leading term: x. 1: x + 1 x, 2x2 + 1. Polynomial of degree 2 with leading term 2x2: 100x. Both power function 100x and polynomial of degree 1 with leading term 100x.