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 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

How do you simplify #(-3 - 2i)(-3 + 3i)#?
Which statement is not part of the concept of natural selection
lightning sometimes happens between clouds. suggest a possible way that a discharge can occur between clouds
Which organism is most closely related to a lizard? Why?
A triangle has sides with lengths: 6, 9, and 5. How do you find the area of the triangle using Heron's formula?
The right to a speedy trial does not attach until the defendant is arrested or indicted, and then it remains in effect through conviction.
1. How does advertising influence healthy habits? 2. How do the media shape our perception of what is “normal”?
You spin a spinner numbered 1 through 10. Each outcome is equally likely. Find P(number greater than 0) as a fraction, decimal, and percent. A.) 9/10; 0.9; 90%
ecris le verbe que tu vois au conditionnel tu/ avoir
How did John Quincy Adams treat Native Americans? A. He forced them to go on the Trail of Tears. B. He overturned a treaty that was signed unfairly.