Tolong kak! matematika
! Tell the correct answer
!! __________
#Nongasal
Sama caranya ya;)
! Tell the correct answer
!! __________
#Nongasal
Sama caranya ya;)
1. Faktorisasi prima dari bilangan
A. 120
120
/ \
2 60
/ \
2 30
/ \
3 5
maka : 2³ x 3 x 5
B. 90
90
/ \
2 45
/ \
3 15
/ \
3 5
maka : 2 x 3² x 5
2. A. 685 + (-123)
= 685 - 123
= 562
B. (-430) + 120
= -430 + 120
= -310
3. [tex]20 + 10.5 \times 2 \frac{3}{2} [/tex]
[tex] = 20 + \frac{21}{2} \times 2 \times \frac{3}{2} [/tex]
[tex] = 20 + 21 \times \frac{3}{2} [/tex]
[tex] = 20 \times \frac{63}{2} [/tex]
[tex] = \frac{103}{2} [/tex]
[tex] = 51 \frac{1}{2} [/tex]
[tex] = 51.5[/tex]
[answer.2.content]
