Unit Imaginary Number The "unit" Imaginary Number (the equivalent of 1 for Real Numbers) is √(−1) (the square root of minus one). In mathematics we use i (for imaginary) but in electronics they use j (because "i" already means current, and the next letter after i is j).
-1= i
The answer is 90 gallons per hour
Answer:
2n-45
Step-by-step explanation:
The explanation is that twice the number of n is 2n. Now 45 less than that is 2n-45. Thats why