Diketahui p=32 dan q=27. Nilai dari 3(p)⅖ + 4(q)⅔ adalah....
A
48
B
51
C
58
D
60
E
63
A
48
B
51
C
58
D
60
E
63
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Verified answer
Bab EksponensialMatematika SMP Kelas IX
^ = pangkat
3 . p^(2/5) + 4 . q^(2/3)
= 3 . 32^(2/5) + 4 . 27^(2/3)
= 3 . (2^5)^(2/5) + 4 . (3^3)^(2/3)
= 3 . 2² + 4 . 3²
= 3 . 4 + 4 . 9
= 12 + 36
= 48
✩✩ A ✩✩