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Ministerul Educaţiei, Cercetării şi Inovării 
Centrul Naţional pentru Curriculum şi Evaluare în Învăţământul Preuniversitar 
Soluţie 
1. 25(4 3 ) 25(4 3 ) 
+ = 8 
. 
− i + i 
25 25 
2. m2 − 2 < 0⇒ m∈(− 2; 2 ) . 
3. 
= π ⇒ 
1 
3 6 
arctg 
x 
= π ⇒ x = 3 . 
3 6 
arctg 
4. Numărul cazurilor posibile este : 90 : 2 = 45 . Numărul cazurilor favorabile se obţine din 
4⋅3,4⋅ 4,...,4⋅ 24 , adică 22 . 
22 
45 
p = . 
JJJG JJJG JJJG 
5. AN + NC = AC 
JJJG JJJG 
, AN = 3NC 
JJJJG JJJG 
şi AM = 3MB 
JJJJG JJJG 
⇒MN BC 
& . 
6. 
π 
  − − =  −  = = = 
11 1 cos 6 2 sin sin sin 6 
π π π π 
12 12 12 2 4 
  
. 
. 
BACALAUREAT 2009-MATEMATICĂ - Proba D, tipul subiectului MT1, programa M1

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  • 1. Ministerul Educaţiei, Cercetării şi Inovării Centrul Naţional pentru Curriculum şi Evaluare în Învăţământul Preuniversitar Soluţie 1. 25(4 3 ) 25(4 3 ) + = 8 . − i + i 25 25 2. m2 − 2 < 0⇒ m∈(− 2; 2 ) . 3. = π ⇒ 1 3 6 arctg x = π ⇒ x = 3 . 3 6 arctg 4. Numărul cazurilor posibile este : 90 : 2 = 45 . Numărul cazurilor favorabile se obţine din 4⋅3,4⋅ 4,...,4⋅ 24 , adică 22 . 22 45 p = . JJJG JJJG JJJG 5. AN + NC = AC JJJG JJJG , AN = 3NC JJJJG JJJG şi AM = 3MB JJJJG JJJG ⇒MN BC & . 6. π   − − =  −  = = = 11 1 cos 6 2 sin sin sin 6 π π π π 12 12 12 2 4   . . BACALAUREAT 2009-MATEMATICĂ - Proba D, tipul subiectului MT1, programa M1