
Answer:
7
Step-by-step explanation:
To evaluate an expression given a valeu means to substitute the value in. So :
1/2(2)^4 - 1/4(2)²
First we do powers since we follow BODMAS/BIDMAS :
1/2(16) - 1/4(4)
Now we do multiplication:
8 - 1
Now we do the only step left of simplification through subtraction:
8 - 1 = 7
Hope this helped and brainliest please