Heyy, j'ai besoin d'aide svp Merci d'avance.... Pergunta de ideia deCaptainPM

CaptainPM @CaptainPM

May 2019 1 92 Report

Heyy, j'ai besoin d'aide svp
Merci d'avance

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winner123

Verified answer

Bonjour

Je suppose que les x sont des multiplier (*)

A = 13 - 6 * ( -3)
A = 13 + 18

B = - 4 - (7 + 2 * (-5))
B = - 4 - ( 7 - 10)
B = - 4 - ( -3)
B = - 4 + 3 = - 1

2) c = 5/7 - 5/7 : ( -3)
C = 5/7 - 5/7 * - 1/3
C = 5/7 + 5/21
C = 20/21 + 5/21 = 25/21

d = 12 x 10 ⁻⁷ = 0.0000012 = 1.2 x 10⁻⁶

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