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Ministerul Educaţiei, Cercetării şi Inovării 
Centrul Naţional pentru Curriculum şi Evaluare în Învăţământul Preuniversitar 
Soluţii 
1. 1 
2. max 
= − Δ ;max 0 f = 
4 
f 
a 
3. 
= − k 1 
x ( 1) arcsin 
 −  + kπ 
2 
  
; 
 − 1 
 π   
= −  
arcsin 
2 6 
; 
∈ 7 π 11 
π  x 
  
, . 
6 6 
  
4. Cn2 =120 ; n =16 
JJJG JJJG JJJG JJJG JJJG JJJG 
5. ABDC paralelogram; AB + AC = AD, AB − AC = CB 
; AD = CB ; ABDC dreptunghi; 
BACALAUREAT 2009-MATEMATICĂ - Proba D, MT1, programa M1 
A 
= π 
2 
6. Triunghiul este dreptunghic; S = 6, p = 6 ; r =1

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  • 1. Ministerul Educaţiei, Cercetării şi Inovării Centrul Naţional pentru Curriculum şi Evaluare în Învăţământul Preuniversitar Soluţii 1. 1 2. max = − Δ ;max 0 f = 4 f a 3. = − k 1 x ( 1) arcsin  −  + kπ 2   ;  − 1  π   = −  arcsin 2 6 ; ∈ 7 π 11 π  x   , . 6 6   4. Cn2 =120 ; n =16 JJJG JJJG JJJG JJJG JJJG JJJG 5. ABDC paralelogram; AB + AC = AD, AB − AC = CB ; AD = CB ; ABDC dreptunghi; BACALAUREAT 2009-MATEMATICĂ - Proba D, MT1, programa M1 A = π 2 6. Triunghiul este dreptunghic; S = 6, p = 6 ; r =1