The answer is B.
Function means every x corresponds to one unique y value. ACD all have duplicates correspondence.
Answer:
a is the correct answer
Step-by-step explanation:
-6-(-3)
-6+3
-3
Given that the meal cost is shared by Adam and his dad is in the ratio 2:3 respectively, and the amount of money paid by Adam's dad was 52.20, thus the
total cost of meal will be:
Total ratio will be (2+3)=5
total cost will be:
5/3*52.20
=87
Thus we conclude that the total cost of food was 87 pounds
Answer:

Step-by-step explanation:
Given


See attachment for prism
Required
Find x
The prism has a regular hexagon base
The base area is calculated as:

This gives:




Side x represents the height.
So, we have:

Make x the subject




--- approximated
No error - A and B are completely right, and using the subtraction law D is right