3 years ago

If f(x) = 2x + 3 and g(x) = x2 -1, what is the degree of [fog)(x)?O 2O 5O 7o 10

Mathematics

2 answers:

klasskru [66]3 years ago

8 0

Answer: 2

<u>Step-by-step explanation:</u>

f(x) = 2x + 3 g(x) = x² - 1

f(g(x)) = f(x² - 1)

= 2(x² - 1) + 3

= 2x² - 2 + 3

= 2x² + 1

The largest exponent is 2 so the degree is 2.

kaheart [24]3 years ago

5 0

Answer:

Step-by-step explanation:

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If f(x) = 2x + 3 and g(x) = x2 -1, what is the degree of [fog)(x)?O 2O 5O 7o 10​

If f(x) = 2x + 3 and g(x) = x2 -1, what is the degree of [fog)(x)?O 2O 5O 7o 10