Engineering Economics
In a cash flow series:

All of these
The gradient in the cash flow may be positive or negative
Either an increase or decrease in the amount of a cash flow is called the gradient
Uniform gradient signifies that an income or disbursement changes by the same amount in each interest period

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Engineering Economics
The financial analysis:

Helps to judge the success of the firm's financial plans
All of these
Helps a share holder to compare the expected return on his investment in the firm against the expected return from other alternative investment
Helps a bank to know the financial position of the firm for granting a loan to the firm

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