Should be 1/4 to my knowledge.
3x + 1 = (x-1)^2
3x + 1 = x^2 - 2x + 1
0 = x^2 -5x
0 = x(x-5)
x = 0,5
Hope this helps!
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Answer:
32
Step-by-step explanation:
do 4 x 3 = 12 then do 12 + 20 =32.
Answer:
43
Step-by-step explanation:
31+12=43
Therefore adding 43 to -31 should give the answer 12.
Hello,
It is not the same function.
arctan (tan(x))=x
1/tan(x) * tan(x)=1
in the file jointed,
arctan x is in blue
1/tan x in red.