Doprowadź wyrażenie do najprostszej postaci. pierwiatek: # a) |x-2|+2|x+4| b) |x-3|-|3x+1| c) |2-3#3|+|2+3#3| d) |4-#7|-|1-3#7|
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a)x-2+2x+8=6+2x
b)x-3-3x-1=-2x-4
c)|2-27|+|2+27|=2-27+2+27=0
d)16384-|1-2187|=16384-1+2187=16384+2186=14198