Answer:
2x³-5x-14x²+35
Step-by-step explanation:
this is the simplified version/answer
Answer:
C = .04 sales
Step-by-step explanation:
Hope this helps dude ^-^
To factor a quadratic of the form ax^2+bx+c you need to find two values, j and k, which satisfy two conditions...
jk=ac=12 and j+k=b=8, so j and k must be 2 and 6
Then the factors are just (a+j)(a+k), in this case:
(a+2)(a+6)
So the missing term was 6
I think that this an example of a paired t test. Since each student (subject) is given 2 treatments of the same material.