Posted by ladybug on Tuesday, September 18, 2012 at 10:33pm.
can someone please help me with this question?
Given the function f(x)=3x9
Find the rate of the change between the stated values for x: 7 to 8
A. Find the equation of a secant line containg the given point (7,f,(7)) and (8,f,8))
B. Find the rate of change between the stated values for x: 7 to 8

precalculas  bobpursley, Tuesday, September 18, 2012 at 10:38pm
z. f(x)=3x9
b. rate of change is 3
explaination: find the two points (at x=7, and x=8).
then find the slope (f(8)f(7)/(1))
then the equation is of the form y=slope*x+b. Put either point in, and solve fodr b.
Answer This Question
Related Questions
 math  can someone please help me with this question. Given the funtion f(x)= 3x...
 calculus  Given the function f(x) = 3x  9 a. Find the rate of change between ...
 college algebra  given the function fx=x^3+x a) find the rate of change between...
 college algebra  Given the function f(x) = x^3+ 3x Find the rate of change ...
 college algebraplease  I am not understanding this question and I have read ...
 college algebra  given function f(X)=X^3+3x findthe rate of change between the ...
 college algebra  given the functionf(x)=x^3+3x find the rateof change between ...
 college algebra  given the function f(x)= x^3+3x find the rate of chnge between...
 calculus  i'm not sure how to do this. can someone help, please? thanks! ...
 algebra  Find an equation of the line having the given slope and containg the ...
More Related Questions