Question

Q.

40 x 4r + 7r
r → 3

5(5³) = ..

nt : efek menyukai MTK TvT​

Answer 1

Penjelasan dengan langkah-langkah:

Soal 1

40 × 4r + 7r

• r → 3

--

40 × 4r + 7r

= 40 × 4(3) + 7(3)

= 40 × (4.3) + 7(3)

= 40 × 12 + (7.3)

= 40 × 12 + 21

= 480 + 21

= 501

___

Soal 2

5(5³)

= 5(5.5.5)

= 5(25.5)

= 5(125)

= 5 × 125

= 625

- ࿐

Answer 2

Penjelasan dengan langkah-langkah:

40 × 4r + 7r

➡ 40 × 4(3) + 7(3)

➡ 40 × 12 + 21

➡ 480 + 21

➡ 501 ✔

5(5^3)

5(5×5×5)

5(25×5)

5(125)

625