August 2023 1 11 Report
4. Suma y resta con números racionales (PI=3.1416)

a) Es el resultado de
[tex] - 7\pi \: + 3\pi \: - 5\pi[/tex]
(-7 +3-5) pi

-9 (3.1416) =-28.2744

b) Es el resultado de
[tex]3 \sqrt{5} - 4 \sqrt{5} + 6 \sqrt{5} [/tex]

[tex] (3 - 4 + 6)\sqrt{5} [/tex]
[tex]5 \sqrt{5} [/tex]

5(2.2360)=11.18​

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