Hannahbrook13
Hannahbrook13 Hannahbrook13
  • 23-02-2015
  • Mathematics
contestada

If f(x)=2x-6 and g(x)=x-2xsquared, what is g[f(3)]

Respuesta :

konrad509
konrad509 konrad509
  • 23-02-2015
[tex]f(x)=2x-6\\ g(x)=x-2x^2\\\\ g(f(x))=2x-6-2(2x-6)^2\\ g(f(x))=2x-6-2(4x^2-24x+36)\\ g(f(x))=2x-6-8x^2+48x-72\\ g(f(x))=-8x^2+50x-78\\\\ g(f(3))=-8\cdot3^2+50\cdot3-78\\ g(f(3))=-8\cdot9+150-78\\ g(f(3))=-72+72\\ g(f(3))=0[/tex]
Answer Link

Otras preguntas

A calorimeter contains 100 g of water at 39.8 ºC. A 8.23 g object at 50 ºC is placed inside the calorimeter. When equilibrium has been reached, the new temperat
What insurance protects the value of your belongings
What primary benefit did Theodore Roosevelt see in digging a canal through Panama? A)It would facilitate better understanding between Colombia and the United St
A right rectangular prism has these dimensions: Length: Fraction 1 and 1 over 2 units Width: Fraction 1 over 2 unit Height: Fraction 3 over 4 unit How many cube
Simplify (x + 4)(x2 − 6x + 3).
Q 2 why are lipoproteins needed to transport lipids in the blood stream?
What is the name for the process of recycling materials that make up the earths crust and mantle
What is the sum of the first 10 terms of the sequence defined by an=3n-3?
Simplify (x + 4)(x2 − 6x + 3).
Zohar is using scissors to cut a rectangle with a length of 5x – 2 and a width of 3x + 1 out of a larger piece of paper. The perimeter of the rectangle is 2(5x