Oblicz wartość liczbową wyrażenia
2a(6a²-3a+2)-4(3a³-2a²+a+4) dla a=-3
2a(6a^2 -3a +2) -4(3a^3 -2a^2 +a +4)
12a^3 -6a^2 +4a -12a^3 +8a^2 -4a -16
2a^2 -16
dla a = -3
2*(-3)^2 -16 = 2 * 9 -16= 18 - 16 = 2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2a(6a^2 -3a +2) -4(3a^3 -2a^2 +a +4)
12a^3 -6a^2 +4a -12a^3 +8a^2 -4a -16
2a^2 -16
dla a = -3
2*(-3)^2 -16 = 2 * 9 -16= 18 - 16 = 2