Which function has a greater constant rate of change explain. Function A y=10x-3 or function B x 1 2 3 4 5 and y are 20 15 10 5

Mathematics

1 answer:

Oksana_A [137]2 years ago

6 0

Answer:

The function B has greater constant

Step-by-step explanation:

$m(b) = \frac{20 - 15}{1 - 2} = - 5 \\ y = - 5x + c \\ when \: y = 20 \: \: \: \: \: and \: x = 1 \\ 20 = - 5 \times 1 = c \\ c = 25$

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