You deposit \( \$ 2000 \) in an account earning \( 6 \% \) interest compounded continuously. How much will you have in the account in 15 years?

What cellular organelle contains catalase and is present in all plant and animal organs? 5. What did measuring the bubble column heights in all the experimental procedures indicate?

8 Tracer un triangle \( A B C \) isocèle en \( A \). Soit [A t) la bissectrice de l'angle extérieur à \( \widehat{A} \). Montrer que les droites \( (A ~ t) \) et \( (B C) \) sont paral- lèles.

At the beginning of the evering there were four and one-cighth chocolate bars left. Over the course of the evening, three and three-quarters chocolate bars were eaten. How much chocolate is left at the end of the evening? Justify.

4. Calculati: \( \begin{array}{ll}\text { a) } \sin ^{2} 45^{\circ}+\cos ^{2} 135^{\circ} ; & \text { b) } \cos ^{2} 130^{\circ}+\sin ^{2} 50^{\circ} \\ \text { c) } \sin ^{2} 50^{\circ}+\sin ^{2} 40^{\circ}+2 \cos ^{2} 120^{\circ} ; & \text { d) } \cos 14^{\circ}+\cos 166^{\circ}\end{array} \)

The marginal cost (in dollars per square foot) of installing \( x \) square feet of kitchen countertop is given by \( \mathrm{C}^{\prime}(\mathrm{x})=\mathrm{x}^{\frac{5}{6}} \) a) Find the cost of installing \( 60 \mathrm{ft}^{2} \) of countertop. b) Find the cost of installing an extra \( 13 \mathrm{ft}^{2} \) of countertop after \( 60 \mathrm{ft}^{2} \) have already been installed. a) Set up the integral for the cost of installing \( 60 \mathrm{ft}^{2} \) of countertop. c( 60\( )=\int_{0} \square \mathrm{dx} \)