mara2256 mara2256

22-09-2020
Mathematics

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Which absolute value function opens down?
1)y = 2|x- 5|
2)y = [X + 1|-7
3)y = -|X+ 4 |+ 8
4)y = 1/4|X-9|

Respuesta :

mhanifa mhanifa

24-09-2020

Answer:

3) y = - | x + 4| + 8

Step-by-step explanation:

The general form of an absolute value function is

f(x)=a|x-h|+k

It opens up if a> o and opens down if a < 0

From the given functions:

y = - | x + 4| + 8, opens down

see attached for reference

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