Answer:
1) x(x+7)
3) (x+5)*(x+4)
4) (x-6)*(x-8)
5) x(2x+21)+11
6) 5(a-5)*(a+5)
7) (4x+3)*(2x-3)
8) 4( x²-6xy+8)
Step-by-step explanation:
Refer to the attachment for calculations.
I KNOWW THE ANSWER!!
the required matrix is can be given as
here,
now,
so,