Answer: (A) CDD
if D=C^-1
then
C D D = (C C^-1) D = I D = D
(where I is the identity matrix)
I HOPE IT WILL HELP YOU. I DID HOW I KNOW .
Answer:
Step-by-step explanation:
9t²-16u² = 3²t²-4²u² = (3t)²-(4u)² = (3t+4u)(3t-4u)
Answer:
50 boys
Step-by-step explanation:
2/4 = 1/2
25*2=50