casandraserrat4565 casandraserrat4565
  • 22-10-2018
  • Mathematics
contestada

If f(x) = 3x to the 2nd+ 1 and g(x) = 1-x, what is the value of (f-g)(2)?

Respuesta :

Tucon
Tucon Tucon
  • 22-10-2018

 

[tex]\displaystyle\\f(x)=3x^2+1\\g(x)=1-x\\\\(f-g)(x)=f(x)-g(x)=3x^2+1-(1-x)=3x^2+1-1+x=\boxed{3x^2+x}\\\\(f-g)(2)=f(2)-g(2)=3\cdot2^2+2=3\cdot4+2=12+2=\boxed{14}[/tex]




Answer Link

Otras preguntas

How would Jonathan boucher and Patrick Henry get along?
Find the common ratio of the sequence. –172, –86, –43, –21.5, . . .
How evolutionary was the Scientific Revolution provide at least three examples as evidence to support your opinion
*Please Help* (20 POINTS) Write a fraction setting the vertical length of the smaller triangle over its horizontal length. What does this fraction represent?
A window air conditioner is placed on a table inside a well-insulated apartment, plugged in and turned on. what happens to the average temperature of the apartm
What did people believe the black death was retribution for?
A ball is thrown horizontally from a height of 17.3 m and hits the ground with a speed that is 5.00 times its initial speed. what is the speed in the vertical d
the goal of this resloution was eventually achieved with the
Why is clothing compared to a piece in a cultural puzzle?
PLEASE HELP IM BEING TIMED Which scientists threatened Church doctrine by challenging traditional views of the universe. select all that apply A. Galileo Galile