-1+2-3+4-5+6-7+8-...+100 tlg di bantu dg cara ya.... Question from @CahayaDewi

September 2018 2 18 Report

-1+2-3+4-5+6-7+8-...+100
tlg di bantu dg cara ya..

MathSolver74 - (1 - 2 + 3 - 4 + 5 - 6 - ... + 99 - 100)
= - ( (-1) + (-1) + (-1) + ... + (-1))
= - ((-1) x 50)
= - (-50)
= 50

1 votes Thanks 5

CahayaDewi makasi kaka

dewaaaaa 191917776666577777777

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