" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
B = -3mn + m²
Maka A - 2B = ( m² + 2mn ) - 2 ( -3mn + m² )
= ( m² + 2mn + 6mn -2m² )
= -m² + 8mn
A = m² + 2mn
B = -3mn + m²
maka a - 2b :
(m² + 2mn) - 2(-3mn + m²) = m² + 2mn + 6mn - 2m²
= - m² + 8mn
Semoga membantu :)