Question

calculați:[(5×3^3÷15+2^4)×2 ^2-5 ^2] ÷5^2 ​

Answer 1

Răspuns:

3163/2025

Explicație pas cu pas:

[(5×3³:15+2⁴)×2²-5²]:5²

[(1/3⁴+16)×4-25]×1/25

[(1/81+16)×4-25]×1/25

(1297/81×4-25)×1/25

(5188/81-25)×1/25

3163/81×1/25

3163/2025