diketahui :
A = 2²
B = 3²
C = 4²
dan seterusnya
Ditanya :
9x + 7z + 2²
96m + 64g – 67x²
note :
ulangan PKN nya meresahkan -__
Jawaban Benar > disalahkan
Quiz
» Penyelesaian
A = 2²
B = 3²
C = 4²
D = 5²
E = 6²
F = 7²
G = 8²
H = 9²
I = 10²
J = 11²
K = 12²
L = 13²
M = 14²
N = 15²
O = 16²
p = 17²
Q = 18²
R = 19²
S = 20²
T = 21²
U = 22²
V = 23²
W = 24²
x = 25²
y = 26²
z = 27²
Soal :
No 1
9x + 7z + 2²
9(25²) + 7(27²) + 2²
9(625) + 7(729) + (2 × 2)
5625 + 5103 + 4
10728 + 4
10.732
No 2
96m + 64g – 67x²
96(14²) + 64(8²) – 67(27²)²
96(196) + 64(64) – 67(27⁴)
18816 + 4096 – 67(531441)
18816 + 4096 – 35606547
22912 – 35606547
-35.583.635
#Koreksi
Penjelasan dengan langkah–langkah :
A = 2²
B = 3²
C = 4²
D = 5²
E = 6²
F = 7²
G = 8²
H = 9²
I = 10²
J = 11²
K = 12²
L = 13²
M = 14²
N = 15²
O = 16²
p = 17²
Q = 18²
R = 19²
S = 20²
T = 21²
U = 22²
V = 23²
W = 24²
x = 25²
y = 26²
z = 27²
• No 1
= 9x + 7z + 2²
= 9(25²) + 7(27²) + 2²
= 9(625) + 7(729) + (2 × 2)
= 5.625 + 5.103 + 4
= 10.728 + 4
= 10.732
• No 2
= 96m + 64g – 67x²
= 96(14²) + 64(8²) – 67(27²)²
= 96(196) + 64(64) – 67(27⁴)
= 18.816 + 4.096 – 67(531441)
= 18.816 + 4.096 – 35.606.547
= 22.912 – 35.606.547
= – 35.583.635