Wednesday

January 28, 2015

January 28, 2015

Posted by **Anonymous** on Thursday, January 31, 2013 at 12:53am.

What is m and what is b?

- Calculus -
**Reiny**, Thursday, January 31, 2013 at 8:35amor f(x) = 6x + 4x^-2

f ' (x) = 6 - 8x^-3 or 6 - 8/x^3

at (2,13) , slope = 6 - 8/2^3 = 6-1 = 5

so y = 5x + b

sub in your given point

13 = 5(2) + b

b = 3

in y = 5x + 3 , m=5 and b=3

**Answer this Question**

**Related Questions**

Math- calculus - Given f(x) = x ^ 3 - x ^ 2 -4x +4 Find the zeros of f. Write an...

Calculus - 1. Given the function f defined by f(x) = x^3-x^2-4X+4 a. Find the ...

Calculus - Find the slope m of the tangent line to the graph of the function at ...

Calculus - Find the slope m of the tangent line to the graph of the function at ...

Calculus PLEASE HELP - Find the slope m of the tangent line to the graph of the ...

Calculus - Find the slope m of the tangent line to the graph of the function at ...

calculus - Use the four-step process to find the slope of the tangent line to ...

Calculus - Use the four-step process to find the slope of the tangent line to ...

calculus - 5. Let f be the function given by f(x) = x3- 7x + 6. a. Find the ...

Applied Calculus...... - Find the slope m of the tangent line to the graph of ...