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Ett mobiltelefonbolag tar ut fljande avgifter frn sina kunder: A(x) = 6x + 150 dr A(x ) r mnadskostnaden i kronor nr man ringt i

Ett mobiltelefonbolag tar ut fljande avgifter frn sina kunder: A(x) = 6x + 150 dr A(x) r mnadskostnaden i kronor nr man ringt i x minuter. a) Berkna och frklara med ord vad A(0) betyder. A(0)=150 A(0) representerar den grundavgift som debiteras av mobiltelefonfretaget som du mste betala ven om du inte har ringt ngra samtal

b) Berkna och frklara med ord vad A(180) betyderc ) En kund betalade en mnad 360 kronor. Hur mnga minuter ringde kunden den mnaden? Svar: 360=6x+1506x =360-1506x =210/6x =35 minuter i mnaden.

Svaret p B) ????

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