Question

Evaluate the following expressions when
a = -2, b = 3, c = -4 and d = -6.
You can use the backslash key to indicate absolute value. \-5\ = 5
You may also have a | symbol that can be accessed by pressing the Shift key and the \ key at the same time.
|-5|=5.


1.|a+b|

2.5|c+b|

3.a+b|c|

4.|a+c|/-d

5. 3|a+d|+b