When Zak first planted his flower garden, there were only 5 weeds. Every week, the number of weeds doubles. Assuming he never removes the weeds, which function can be used to find the number of weeds in his garden after x weeks? How many weeds will he have
after 4 weeks?

Evaluate the following expression 1/3^2

Find the measure of the angle indicated in bold

Aci is desired for the true average stray-load loss μ (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm. assume that stray-load loss is normally distributed with σ = 2.3. (round your answers to two decimal places.)