Find the square root of the following trinomials: 64 – 16y + y²
Answers
Answered by
8
Answer:
given : 64 - 16y + y²
to find square root
=> y² - 16y + 64
=> (y)² - 2*8*y + (8)² [ a² - 2ab + b² = (a-b)² ]
=> (y - 8)²
taking square root
=> √(y - 8)²
=> (y - 8)
=> therefore square root of y² - 16y + 64 is y-8
Similar questions