Respuesta:
+49
De manera que
4x²-28x+49=(2x-7)²
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Respuesta:
+49
De manera que
4x²-28x+49=(2x-7)²