Solve by completing square when a=1 and identify if perfect square trinomial

Solve By Completing Square When A1 And Identify If Perfect Square Trinomial class=

Answer :

Answer:

Step-by-step explanation:

( x² - 2 × 5 × x + 25 ) - 25 + 100 = ( x² - 5 )² + 75

View image XENIA168