Faaithherss
Faaithherss Faaithherss
  • 16-07-2018
  • Mathematics
contestada

Evaluate the function f(x) = 4•7^x
(for x = -1 & x = 2) show your work.
In dire need of help w/ this one!

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 16-07-2018

For x = -1

[tex]f(-1)=4\times 7^{-1}=4\times \dfrac{1}{7^{1}}=\dfrac{4}{7}[/tex]


For x = 2

[tex]f(2)=4\times 7^{2}=4\times (7\times 7)=4\times 49=196[/tex]

Answer Link

Otras preguntas

what is the difference in degrees between an actual temperature of 35 degrees and that temperature combined with a wind speed of 40 mph
John, an American employee in Asia, is making eye contact during a meeting to show interest. However, Cho, an Asian employee, whom John is communicating with, c
Solve for a. 3a-12=3
please help me on multiplying the polynomials(x+3)(x^2-6x+5)a.x^3-6x^2-13x+5b.x^3-6x^2+5x+15c.x^3-3x^2-13x+15d.x^3-3x^2+5x+15
A car stops in 60m. It has an acceleration of -10m/s^2. How long did it take to stop?
Which empire defeated and replaced the Byzantine Empire as the dominant authority in the Mediterranean?
Geometry Vertical angles and Parallel lines
Which document is referred to as the “supreme law of the land”?
When two lines have a point in common, we say they are
You're making a food safety mistake if you