zrq1229 zrq1229

01-08-2016
Mathematics

contestada

Need help.
Find the derivative of f(x) = 5x + 9 at x = 2.
Find the derivative of f(x) = 6 divided by x at x = -2.

Thanks

Respuesta :

konrad509 konrad509

01-08-2016

[tex]f(x)=5x+9\\ f'(x)=5[/tex]
The derivative is constant. It's equal 5 for any argument.

[tex]f(x)=\dfrac{6}{x}\\ f'(x)=-\dfrac{6}{x^2}\\ f'(-2)=-\dfrac{6}{(-2)^2}=-\dfrac{6}{4}=-\dfrac{3}{2}[/tex]

Answer Link

Otras preguntas

WILL GIVE BRAINLIEST I NEED HELP ASAP!!!!!! Which statements describes American life after World War II? Soldiers who returned from war bought new homes and sta

HELP MEE look at the picture attached

Need some help with this. It says to find x.

Arrange the following bonds in order of increasing ionic character. assign number 1 as the highest and 6 as the lowest. a. carbon-hydrogenb. fluorine-hydrogenc.

How do you write a book report?

Can someone please help me

EXPLAIN HOW THE FEAR OF COMMUNISM ENDED UP TURNING AMERICA SOMETHING SIMILAR TO A TOTALITARIAN STATE.

Que es el verbo? Que es el adjetivo?

George bought a 3-pound bag of potatoes and a 32-ounce bag of carrots. How many pounds of vegetables did George buy? A) 3 pounds B) 5 pounds C) 6 pounds D) 8 po

This senior year was not what I expected . Essay