Mathematics, 20.01.2021 17:50 oof78
1. Fie funcţia f : R → R, f (x) = x −8.Să se calculeze f (1)+ f (2)+ f (3)+...+ f (10).
2. Să se determine monotonia functiei f : R → R, f (x) = 3x −6.
3. Să se determine semnul functiei f : R → R, f (x) = 3x − 4.
4. Se consideră funcţia f : R → R, f (x) = (3m+ 2)x + 2
Să se determine parametrul real m astfel incat functia f sa fie constanta.
5.Sa se rezolve urmatoarele ecuatii de gradul I:
a) x+1 = 5
b) 3 – 2(x – 1)=x +5
c)3(x – 1)+ 4(x – 2)= 5
d)(2x +3)2= (3x -1)(3x +1)
Va rog am nevoie urgenta de rezolvari !!
Answers: 3
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1. Fie funcţia f : R → R, f (x) = x −8.Să se calculeze f (1)+ f (2)+ f (3)+...+ f (10).
2. Să se de...
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