Final answer:
To use QuickMath, input the amount in the required field, then follow the necessary steps for calculation, such as inputting data into a device, writing linear equations, and using special functions for complex numbers or solving equations like MV = PQ.
Step-by-step explanation:
To begin using the QuickMath feature, one must enter an amount in an Amount field and then proceed with the calculation steps required for the mathematical operation being performed. For example, when working with calculators or computers to solve linear equations, one must first enter the data. After inputting this data, it's necessary to write the linear equation and round it to four decimal places if needed. Additionally, different calculators have specific sequences for entering keys. Consider using the Shift or second function to input powers of ten and the +/- key for negative numbers.
In terms of solving actual equations, such as the quantity equation of money (MV = PQ), you would substitute the initial values into the equation to solve for the unknown. In the given example, with V = 3, M = 4,000 billion, and P = 100, you would replace these values and calculate for Q