Question

25a^2+100a+100



............

Answer 1

25a² + 100a + 100

By "Middle Term Factorisation"

= 25a² + 50a + 50a + 100

Taking out common terms

= 25a ( a + 2 ) + 50 ( a + 2 )

= ( a + 2 ) ( 25a + 50 )

= ( a + 2 ) 25 ( a + 2 )

= $<b>25 ( a + 2 )²</b>$