Question

22+23+24+.............+80 (find the sum)​

Answer 1

Answer:

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Step-by-step explanation:

a=22

d=1

an=22 +(n-1)1

80 - 22 = n-1

58 =n-1

n =58 + 1 =59

sum(n)=n(a+an)/2

=59(22+80)2

=59(102)/2

=59 * 51

=3009