Assuming yo mean
k²-4k-21
factor by doing
what 2 numbers multipily to get -21 and add to get -4?
-7 and 3
(k-7)(k+3) is factored
Answer:
Since there is no value of x that will ever make this a true statement, the solution to the equation above is “no solution”. Be careful that you do not confuse the solution x = 0 with “no solution”. The solution x = 0 means that the value 0 satisfies the equation, so there is a solution.
Step-by-step explanation:
I think the answer its 1.8 percent because if you subtract 15-13.2 comes out to be 1.8.
I guess choice D is the best answer.
It is a dependent variable <span>is NOT true about an explanatory variable.</span>