Answer:
B
Step-by-step explanation:
The answer to the equation is 5.333333333, so I rounded it to 5 1/3
Answer:
lette B I guess its corect
Step-by-step explanation:
Free to correct me
Answer:
a.15
Step-by-step explanation:
11=6+k/3
subtract 6
11-6=k/3
5=k/3
multiply by 3/1 (basically just opposite of 1/3)
15=k
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Answer: x1=1 x2=-2 and x3=2
Step-by-step explanation:
1st x1=1 is 1 of the roots , so
F(1)=1-1-4+4=0 - true
So lets divide x^3-x^2-4x+4 by (x-x1), i.e (x^3-x^2-4x+4) /(x-1)=(x^2-4)
x^2-4 can be factorized as (x-2)*(x+2)
So x^3-x^2-4x+4=(x-1)*(x^2-4)=(x-1)(x-2)*(x+2)
So there are 3 dofferent roots:
x1=1 x2=-2 and x3=2