Mahousehotti
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 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

if 3ax+b+c, then x equals?
solve for y by using elimination -4x + 8y = 10 7x + 9y = 19
who was responsible for the holocaust
Find the volume of a cylinder made by rotating a rectangle with a width of 5 feet and a length of 8. Round to the nearest whole number
expand and simplify (2+3i)(4-I)
The 1920s have been characterized as a decade of economic, social, and cultural change. Analyze the extent to which the First World War and consumerism affected
When is the president of the Senate allowed to vote on legislative matters? to end debate on the floor to bring bills to the floor for debate to register the po
Can drinking too much water be bad for you?
How many children did king John have
Angela earns x dollars an hour. On Friday, she worked 6 hours. On Saturday, she worked 8 hours. Which expression shows how much she earned both days ? A. 6x +