x+6 is x+6. It's an expression. Not sure what you need help with.
Answer:
3.34166666666666
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
=16x²-25
=(4x)²-(5)²
Using formula a²-b²=(a+b)(a-b)
=(4x+5)(4x-5)
Answer:
10
Step-by-step explanation:
AB = CD = 10, so AB = 10