Answer:
-36
Step-by-step explanation:
Just plug in -12 for x
f(x) = 4 x (-12) -12
-48 - 12 = -36
- 47 → d
using the ' product rule '
(uv) = uv' + vu' = (3 × - 4) + (7 × - 5 ) = - 12 - 35 = - 47
I believe it is (2.5,-2)
Hope this helps
Hey!!
here is your answer >>>
the total money is 270 , it is shared among three people .
let's take the amount of Polly as X
then, the amount of Andy would be 2x
then, the amount of Phoebe would be 6x
the sum of 6x,2x and x is 270!.
let's add them up,
9x = 270
x = 30!.
Polly = £30
Andy= £60
Phoebe = £180
Hope my answer helps!