Question

VA ROG ENORM SA MA AJUTATI LA EX DE LA 2in JOS ........DAU COROANA SI 30 de PUNCTE ,Daca puteti faceti Macar 2-3 exercitii

Answer 1

2. a) 2+b=1=> b= -1 . => f(x) = 2x - 1 
a+6=1 => a= -5 .    => g(x)= -5x + 6

3. x²-2x+1-2x+4 = x²-9
-4x+5=-9
-4x = -14
x=14/4

b)4x+12 ∠2x+18
   2x ∠ 6
    x∠3