Multiple-3(x+0.6) and 6(x+2.4) you will get -3x-1.8=6x+14.4 then you add -3x + 6x you will get -9x=14.4+1.8 you add 14.4+1.8 that will give you 16.2 then divide that by -9
If one zero of the quadratic polynomial x²+3x+k is 2, then the value of k is. [ ]
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Answer:
t:
meaning any number can substitute t and it would be the same answer.