evazrazhevskaya2008 evazrazhevskaya2008

23-05-2022
Mathematics

contestada

If f(x) = 2x² + 5 and g(x) = x² - 2, find
(f- g)(x).

A. 3x² +7
B. 3x2 + 3 C. x² +7
D. x² +3

Respuesta :

semsee45 semsee45

23-05-2022

Answer:

C. x² + 7

Step-by-step explanation:

If f(x) = 2x² + 5 and g(x) = x² - 2, then

(f - g)(x) = f(x) - g(x)

= (2x² + 5) - (x² - 2)

= 2x² + 5 - x² + 2

= 2x² - x² + 5 + 2

= x² + 7

Answer Link

Otras preguntas

1. The correlation coefficient on a scatter plot representing the variables for the amount of weight a body builder can lift in a gym and the amount of protein

does someone mind doing this? Thank you!

Why was Imperialism a cause of World War I?

For a long while, electricity producers were thought to be a classic example of a natural monopoly. People held this view because

Which answer best describes what is happening in the following reaction? 2C8H18 + 25O2 Right arrow. 16CO2 + 18H2O This is not a redox reaction. It is an exampl

In paragraph 7, Dumas tells us that her “mother’s dreams had to be buried as well.” Why do you think the author chooses to use this figure of speech to describe

Define a function SwapRank() that takes two char parameters passed by reference and swap the values in the two parameters. The function does not return any valu

pls give me this answerrrit's urgently needed

find the equation of the straight line with the following gradient point c) 5, (-1,-3)

Someone help me please