" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Jawabu8- u3= -13 - 2
5b= -15
b = -3
u3= 2
a= 2 - 2b
a= 2+ 6
a= 8
sn = n/2 (2a + (n-1)b))
s20 = 10(16+ 19(-3))
s20 = 10(16 - 57)
s20= 10(-41) = - 410
Verified answer
Ini jawabann di foto y