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[tex](0 {.3}^{2} + 0. {2}^{3}) \div 0.01 + 4.5 \div 0.3[/tex]
Va rog repede! Dau coroană​


Răspuns :

[tex](0.3 {}^{2} + 0.2 {}^{3} ) \div 0.01 + 4.5 \div 0.3 = (( \frac{3}{10}) {}^{2} + ( \frac{1}{5} ) {}^{3} ) \div \frac{1}{100} + 15 = ( \frac{9}{100} + \frac{1}{125} ) \times 100 + 15 = \frac{49}{500} \times 100 + 15 = \frac{49}{5} + 15 = \frac{124}{5} [/tex]

Salut,

(0,3^2+0,2^3)÷0,01+4,5÷0,3=((3/10)^2+1/5^3)÷1/100+15=(9/100+1/125)×100+15=49/500×100+15=49/5

[tex]by \\ 7646[/tex]