" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
jika A= 4x²+3x dan B= 5x - x²maka A-2B = (4x²+3x) - 2(5x - x²)
= 4x²+3x-10x-2x²
= 2x²-7x
hasil dari (3m-5) (4m+7)
= 3m · 4m + 3m · 7 - 5 · 4m - 35
= 12m² + 21m - 20m -35
= 12m² + m - 35