-19
Explanation: they go back in intervals of -3
Answer:
Step-by-step explanation:
hello :
the n-ieme term is : An=A1×r^(n-1)
A1 the first term r : the common ratio
in this exercice : A1 =15 r = 1/3 n = 4
A4=15×(1/3)^(4) =15×4^4 =3840
Maybe c or A not completely sure try looking for the one you think it is and try reading it again
quadratic equations can be soled by 3 methods
factorization
completing square
quadratic formula
but factorization is the simplest
Answer:
can u ;ut it in english plzz
Step-by-step explanation:
