1. – [ - (-17) + 12 - 9 ] – [( 9 + 12 ) -19] 2. [( 21 + 17 – 9) + 10 – 8)] + (14 - 17 + 20)
Matematika
shillazhrntr
Pertanyaan
1. – [ - (-17) + 12 - 9 ] – [( 9 + 12 ) -19]
2. [( 21 + 17 – 9) + 10 – 8)] + (14 - 17 + 20)
2. [( 21 + 17 – 9) + 10 – 8)] + (14 - 17 + 20)
1 Jawaban
-
1. Jawaban Mafaizatu
no 1. = -[17-12+9] - [2]
= -14-2
= -17
no 2. =[(29)+2]+[17]
= 48