Doprowadź do najprostrzej postaci:Doprowadź do najprostszej postaci wyrażenia:
Doprowadź do najrostszej postaci wyrażenia:
a).
-(2a-3b+5) + (4a-7b+3) - (-3a-2b-1) = -2a+3b-5+4a-7b+3+3a+2b+1 = 5a-2b-1
b).
(4a+2b-7) - (a-3b-4) - (2a-b-3) = 4a+2b-7-a+3b+4-2a+b+3 = a+6b
c).
-(12a+5b-4) + (2a-3b-4) - (-3a-b+2) = -12a-5b+4+2a-3b-4+3a+b-2 = -7a-7b-2
d).
(-5a+b-3) - (2a-3b+5) - (4a-b-8) = -5a+b-3-2a+3b-5-4a+b+8 = -11a=5b
2x^3-5x^2-10x+2
a) 5a-2b-6
b) a+6b
c)a-7b-2
d) -11a+5b
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Doprowadź do najrostszej postaci wyrażenia:
a).
-(2a-3b+5) + (4a-7b+3) - (-3a-2b-1) = -2a+3b-5+4a-7b+3+3a+2b+1 = 5a-2b-1
b).
(4a+2b-7) - (a-3b-4) - (2a-b-3) = 4a+2b-7-a+3b+4-2a+b+3 = a+6b
c).
-(12a+5b-4) + (2a-3b-4) - (-3a-b+2) = -12a-5b+4+2a-3b-4+3a+b-2 = -7a-7b-2
d).
(-5a+b-3) - (2a-3b+5) - (4a-b-8) = -5a+b-3-2a+3b-5-4a+b+8 = -11a=5b
2x^3-5x^2-10x+2
a) 5a-2b-6
b) a+6b
c)a-7b-2
d) -11a+5b