I assume the question was true or false. Here is how you verify the identity— which is true :)
Answer:
-12.5 i think
Step-by-step explanation:
Answer:
15
Step-by-step explanation:
2b^2 + 81/2 b + 4
basically 2b^2 + 16b + 49/2 b + 4
= (2b^2) + 16b+49/2b) + (4)
= 2b^2 + 81/2 b + 4