If the impedance of a resistor in a circuit is Z =4+3i ohms and the impedance of a second resistor is Z2 = 8-i ohms, find the total impedance of the two resistors when they are placed in series (the sum of the two impedances).
The total impedance is Ohms.

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?