We have that
<span>y=3x</span>²<span>+18x-21
using a graph tool
see the attached figure
the solutions are
x=-7x=1</span>
Answer:
Difference between standard score and raw score
In statistics, the standard score is the number of standard deviations by which the value of a raw score (i.e., an observed value or data point) is above or below the mean value of what is being observed or measured.
Step-by-step explanation:
normal and rare are same
X = -2.1/3
I hope this helps
Step-by-step explanation:
1+1=78
<h3>
Answer: x3 +2 +x+x+</h3>
Step-by-step explanation: