Answer:
(p / q^2 √r)
Just make x, y, z into p, q, r.
Very simple!
Answer:
B=
Step-by-step explanation:
Let's do the multiplication AB.
If A=
then the first row of A is= (1 0) by the first column of B= (0 0) is equal to zero.
the first row of A is= (1 0) by the second column of B= (0 1) is equal to zero too because 1.0+0.1=0.
the second row of A is= (0 0) by any colum of B is equal to zero too.
So we have found an example that works!
A) $7. 69 change she will get back when she use 50.00 for her pants and sweater