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Verified answer
Penyelesaian:9. = 0,375 dibulat kan menjadi 0,38
0,38 = 3,8 . 10^-1 (C).
10.
=
=
= (B).
11. Ingat: a^1/2 = √a
a^3/4 =
3^5/4
=
= (A).
Verified answer
Bab EksponensialMatematika SMP Kelas IX
9] 3/8 = 0,375
= 0,38
= 0,38 x 10¹ x 10⁻¹
= 3,8 x 10⁻¹
jawabannya C
10] (2⁻³)² = 2⁻³ˣ²
= 2⁻⁶
= 1/2⁶
= 1/64
jawabannya B
11] ^ = pangkat
3^(5/4) = 3^(1 1/4)
= 3^(1 + 1/4)
= 3^1 x 3^(1/4)
= 3 (⁴√3)
jawabannya A