Answer:
13
Step-by-step explanation:
4+(-3)-2*(-6)
4-3-2*-6
1-(-12)
1+12
13
Answer:
50.714 (3 dp)
Step-by-step explanation:
Using trigonometry.

Answer:
has a maximum value
Step-by-step explanation:
.............
Answer:
the last one? i think.
Step-by-step explanation:
Answer:4
Step-by-step explanation: