Answer: You can send or receive a maximum of 21 text messages per month.
Step-by-step explanation:
First, you need to take out the number the phone bill costs (24.99)
29 - 24.99 = 4.01
Then, you need to find out how many 0.19 fit into 4.01.
21 * 0.19 = 3.99. Any more than that and it would go over.
0.25 but half but 26:26 Its same but half of half ....
Answer:
x=-1
Step-by-step explanation:
-8x+32=40
-8x=8
x=-1
B^2=9^2
9^2=81.
81 = answer
Looks like you just evaluated the summand for the given value of

, whereas the question is asking you to find the value of the sum for the first

terms.
Let

. Then

is the

th partial sum.

happens to be the first term in the series, which is why that box is marked correct:

But the next partial sum is not correct:

and this is not the same notion as the second term (which indeed is 0.75) in the series.