Mahousehotti Mahousehotti

02-09-2016
Mathematics

contestada

If f(x) = 1/3x − 2 and g(x) = −2x − 1, find (f • g) (9) . A) 19. B) −18. C) 0. D) −19

Respuesta :

HomertheGenius HomertheGenius

11-09-2016

f · g = ( 1/3 x - 2 ) · ( - 2 x - 1 )
( f · g )( 9 ) = ( 1/3 · 9 - 2 ) · ( - 2 · 9 - 1 )=
= ( 3 - 2 ) · ( -19 ) = 1 · ( - 19 ) = - 19
Answer: D ) - 19

Answer Link

Otras preguntas

susan made 4 dozen cupcakes she placed them in boxes containing 4 cupcakes and sold each box for 8.75. how much money did she earn

5(3x + 6) please helpIK it's not hard its just confusing

Find the length of YE and measure of angle GYE

Can you find the value of x and y??

A forward horizontal force of 12n is used to pull a crate across a horizontal floor at a constant velocity. If the crate weighs 240n, what is the coefficient of

if 25 kg of potassium took 15 hours to decay into 3.125 kg, that's the half-life of potassium

What do waves transfer? A only matter B energy C only water D only particles

Alyssa is designing a cone to scoop water from a tank. She figured that the scoop should hold approximately 66 in3 of liquid. The diameter of her cone is 6. 5 i

Simon is a single individual and wants to sign up for the standard plan being offered by his employer. He plans to use in-network physicians. Which of the state

How can scientists use this technique to control gene expression?.