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

Do you consider water and air part of nature?
What roles do polysaccharides play in living things? *storing sugar and storing fat *storing fat and providing structure *storing fat and building protei
The radius of a globe is 7.5 inches. What is the volume of the globe? Use 3.14 for pi.
For most academic writing, the types of evidence preferred include A) general statements and quotations by well-known individuals B) facts, statistics, and expe
Someone help me please ?
What was the termination policy? A plan for encouraging the middle class to leave the cities for the suburbs The closing of small farms to form large-scale indu
true or false for questions 1 and 2 1. Shakespeare's works were written to be performed on stage. 2. William Shakespeare married Anne Hathaway at the age of 30
Someone plz help me !!
What was the outcome of the dawes allotment act of 1887?
An object accelerates 5.0 m/s2 when a force of 20.0 newtons is applied to it. What is the mass of the object?