Answer:
these are the step to follow so A=bh
Step-by-step explanation: A=1/2bh A=bh A=1/2 (b=b)h this is an example so you can follow how i did this
T=26
you just add 7 to the other side with 19 which gives you the answer
Answer:
d is equal to or greater than 9
Step-by-step explanation:
Subract thirteen from both sides of the equation.
Answer:
Step-by-step explanation:
Given that t A, B, and C are invertible matrices of the same
size.
To pr that 
to pr that 
LS=
Thus proved