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What is the rate of change between (1,15) (3,45)?

User Squirkle
by
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1 Answer

4 votes

Answer:

15

Explanation:

Rate of change or slope or gradient of a line passes two points (x1, y1) and (x2, y2) could be calculated by:

(y2 - y1)/(x2 - x1)

=> Rate of change of the line passing (1,15) and (3,45):

(45 - 15)/(3 - 1) = 30/2 = 15

User Jkrcma
by
5.5k points