During a certain 7-year period the consumer price index increased by 60% but during the next 7-year period, it increased by only 50% . which of these conditions must have existed during the second 7-year period?

a. deflation

b. conflation

c. stagnation

d. inflation

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step-by-step explanation:

answer: domain and range mean all possible values of x and y that could be substituted to the inequality. a solution means all possible values that make the inequality statement true. so while the range is still all real numbers, the solution is the shaded area, for which y will always be greater than the line of the function.