For the first 60 positive integers, a = 1, n = 60, l = 60.
Sn = n/2(a + l)
s = 60/2(1 + 60) = 30(61)
For the next 60 positive integer, a = 61, n = 60, l = 120
Sum = 60/2(61 + 120) = 30(61 + 120) = 30(61) + 30(120) = s + 3600
Sum of first 120 positive integers = s + s + 3600 = 2s + 3600
Answer:
(-3,-4)
Step-by-step explanation:
You draw it...
So since we are reflecting across the x-axis, we want the x-coordinate to stay the same. We just need to take the opposite of y.
Ans. (-3,-4)
Answer:
2 friends
Step-by-step explanation:
<h2>Mark me Brainliest Please. </h2><h2>I need it.</h2>
The answer is c. okayyyyyy ty y ty ty e h a bc abjagained sjnsskemd bc dd
Answer:
The answer to the mean is 66.4
Step-by-step explanation:
58+63+68+72+71
