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Ganezh [65]
3 years ago
7

Questions 1-4 I'm very confused on this

Mathematics
1 answer:
Nadusha1986 [10]3 years ago
7 0

Answer:

  • All four are linear
  • Slopes: 2, 1/2, - 2/3, 3/4

Step-by-step explanation:

<h3>Top left</h3>

<u>Rate of change is same for each step:</u>

  • 10 per each 5

<u>Slope is:</u>

  • (25 - 15)/(5 - 0) = 10/5 = 2
<h3>Top right</h3>

<u>Rate of change is same for each step:</u>

  • 1 per each 2

<u>Slope is:</u>

  • (6 - 5)/(3 - 1) = 1/2
<h3>Bottom left</h3>

<u>Rate of change is same for each step:</u>

  • -2 per each 3

<u>Slope is:</u>

  • (30 - 32)/(5 - 2) = -2/3
<h3>Bottom right</h3>

<u>Rate of change is same for each step:</u>

  • 3 per each 4

<u>Slope is:</u>

  • (20 - 17)/(5 - 1) = 3/4
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