Pembahasan Kalkulus Soal-Soal 1.1 Nomor 4

Nomor 4

5[−1(7 + 12 − 16) + 4] + 2
= 5[−1(3) + 4] + 2
= 5[−3 + 4] + 2
= 5(1) + 2
= 5 + 2
= 7