This sequence is:
a(n)=-11(-4)^(n-1)
The sum of the sequence is:
s(n)=-11(1--4^n)/(1--4)
s(n)=-11(1--4^n)/5
so for the first seven terms
s(7)=-11(1--4^7)/5
s(7)=-11(1+16384)/5
s(7)=-11(16385)/5
s(7)=-36047 B.
Answer:
37.5%
Step-by-step explanation:
one day has 24 hours
100%->24
1%->0.24
9÷0.24 = 37.5%
Answer:
$33
Step-by-step explanation:
C = 6(3) + 15
C = 18 + 15
C = 33