From the given points that are (3,1),(9,3),(27,9), we can say that x is three times of y. That is
x= 3y
And we need to solve for y. For that, we need to get rid of 3 from the right side by dividing both sides by 3 . And on doing so , we will get
or
when asked to factor the trinomial 8x^2 -8x-16, a student gives the answer (x-2)(x+1). what is wrong with this answer?
1 answer:
You might be interested in
The length of the curve is