Answer:
18
Step-by-step explanation:
An = a1 * r^(n-1)
n = term to find = 18
a1 = first term = 3
r = common ratio = 4/3
now we sub
a18 = 3 * 4/3^(18 - 1)
a18 = 3 * 4/3^17
a18 = 3 * 133
a18 = 399
Answer:
Cost in $= x(y(30))+10
Step-by-step explanation:
a company needs to refill printing paper. each one of printing paper costs $30 and a delivery fee of $10.
Let y be the number of paper in a box
Let x be the number of box to be purchased.
So it means for each x box, there are y paper costing $30 and a delivery fee for the box is $10
Cost in $= x(y(30))+10
4.3996
42.097
43.001
414.05
4297.8
Answer:
60.2 x 10³
Step-by-step explanation:
8.6(7) = 60.2
the exponents are summed.
13 - 10 = 3