Answer:n=-2 or n=4
Step-by-step explanation:
Q is not inversible if det(Q)=0

Answer:
negative
Step-by-step explanation:
looking at the slope of the straight line, a positive slope will begin on the 1st quadrant and end at the 3rd quadrant
meaning if the slope is negative, it will begin on the 2nd quadrant and end on the 4th quadrant
We have the Y-Intercept and the X-Intercept
The Y-Intercept implies that the X variable is set to zero and the X-Intercept implies that the Y variable is set to zero when solving equations of a line.
Answer:
9x2−x4+y(x2+9)2x(x2+9)2
Step-by-step explanation: