Rational Exponents Radicals Complex Numbers algebra homework help

Research and Writing Assignment health and medicine homework help
September 8, 2020
Write a 1,000 word Business Sustainability Report for Eagle Valley Health Foods Chief Executive Officer, Mr Martin Clifton, in which you make specific recommendations, based on your research, about how the company can become more sustainable.
September 8, 2020

Rational Exponents Radicals Complex Numbers algebra homework help

1. Write square root of 16 times space 2 to the power of 1 fourth end exponent as a single power of 2. Carefully show each step of your work.

2. Police departments find it very useful to be able to approximate driving speeds in skidding accidents. If the road surface is wet concrete the function is S(x) = square root of 10.5 x end root is used, where S(x) is the speed of the car in miles per hour and x is the distance skidded in feet.

a. Fill out the table for each of the distances shown below. Round to the nearest whole number:

b. Find the distance the car will skid if the speed of the car is 60 miles per hour.
Round to two decimal places.

3. Complex numbers are used by engineers and physicists to measure electrical circuits. To measure voltage, they use the formula E = I • Z, where E is voltage in volts, I is the current in amps, and Z is impedance, or resistance, in ohms.

a. Find the voltage for an electrical circuit if the current is 3 – 4i amps and the impedance is 2 + i ohms. Simplify your answer completely.

b. Find the Impedance for an electrical circuit if the voltage is 18 – 24i and the current is 6 – 3i amps. Simplify your answer completely.

(please show all work)

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