Question

2) Complete the activity to find the sum of all numbers from 1 to 150

Sn = n/2 [t1 + tn]
Sn = n/2 [1 + 150 ]
Sn= [ ]x[. ]
Sn = [. ]​

Answer 1

Answer:

$s_{n} = \frac{n}{2} \times 151 \\ \\ s_{n} = \frac{150}{2} \times 151 \\ \\ s_{n} = 75 \times 151 \\ \\ = 11325(ans) \\ \\ please \: mark \: me \: as \: brainlist \: \\ \\ and \: follow \: me$

Answer 2

Answer:

11325

is your answer hope it helps

please mark as brainliest

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