menggunakan aturan eksponen.
A. a⁵ × a⁷
B. 2² × 2⁵
C. 21³ ÷ 21²
Jawaban:
A) a¹²
B) 128
C) 21
Penjelasan dengan langkah-langkah:
A)
[tex] {a}^{5} \times {a}^{7} = {a}^{5 + 7} \\ = {a}^{12} \\ [/tex]
B)
[tex] {2}^{2} \times {2}^{5} = {2}^{2 + 5} \\ = {2}^{7} \\ = 128[/tex]
C)
[tex] {21}^{3} \div {21}^{2} = {21}^{3 - 2} \\ = {21}^{1} = 21[/tex]
Semoga membantu^_^
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menggunakan aturan eksponen.
A. a⁵ × a⁷
B. 2² × 2⁵
C. 21³ ÷ 21²
Jawaban:
A) a¹²
B) 128
C) 21
Penjelasan dengan langkah-langkah:
A)
[tex] {a}^{5} \times {a}^{7} = {a}^{5 + 7} \\ = {a}^{12} \\ [/tex]
B)
[tex] {2}^{2} \times {2}^{5} = {2}^{2 + 5} \\ = {2}^{7} \\ = 128[/tex]
C)
[tex] {21}^{3} \div {21}^{2} = {21}^{3 - 2} \\ = {21}^{1} = 21[/tex]
Semoga membantu^_^