toltecavsmaya
toltecavsmaya toltecavsmaya
  • 01-04-2015
  • Mathematics
contestada

if f(x)+=1/2 2- 4x, what is the value of f(8)?

a) 0
b)-28
c) 96
d) 32
pd: 1/2 is times 1/2 no is 1/22

Respuesta :

iGreen
iGreen iGreen
  • 01-04-2015
f(x) = 1/2 * 2 - 4x

Just plug in 8 for 'x':

f(x) = 1/2 * 2 - 4(8)

Multiply:

f(x) = 1 - 4(8)

Multiply:

f(x) = 1 - 32

Subtract:

f(x) = -31
Answer Link
Panoyin
Panoyin Panoyin
  • 02-04-2015
f(x) = ¹/₂ · 2 - 4x
f(8) = ¹/₂ · 2 - 4(8)
f(8) = 1 - 32
f(8) = -31

The answer is not equal to any number, it is equal to -31.

Answer Link

Otras preguntas

will give brainliest
Logan and Jack collected 180 aluminium cans from the park. Jack collected twice as many aluminum cans as Logan. How many aluminium cans did Jack collect?​
Question 14 1 pts What is a helpful strategy when drawing conclusions about a passage? A. decide whether the passage is mostly true or mostly false B. ask yours
At Janice's current age she is not only 5 times as old as Ross, but she is also 28 years older than Ross. How old is Janice?
Pleaseeeeee help I'll give Brainliest urgent!!!!!!!!!!!!!!!!!!!!
What is 19% as a decimal and a fraction?
Question 19 1 pts Which element of fiction is used to resolve a story's conflict? A. a sequence of events B. mood and setting C. the exposition D. characterizat
When oxygenated blood leaves the heart through the aorta where does it travel next?
Calculate the sum of the first n terms of the arithmetic progression (an) a) a, = -4; d = 2; n = 16 please help me
30.36 is what percent of 138