Question

If f(x) = 9-2ļx +2|, find f(-7).
O -15
O-1
• 1
O 19

Answer 1

Step-by-step explanation:

When x = 7,

9 - 2|x + 2|

= 9 - 2|(-7) + 2|

= 9 - 2|-5|

= 9 - 2(5)

= -1.