16x² - 8x + 1 = (4x)² - 2 · 4x · 1 + 1² =(4x - 1)²
Used: (a - b)² = a² -2ab + b²
Answer:
0.0005 I believe
Step-by-step explanation:
I took geometry a while ago, I can help if you want.
9000 Step by Step Explanation
I just used a calaculator
Answer:21
Step-by-step explanation:21