Half the product of a and 2?

first, we need to find the product, so 'a' multiplied by 2 gives us 2a,

now, we need to half the product,

2a/2

which gives us a

hope it helps, have a nice day

a

Step-by-step explanation:

If you multiply a by 2, then divide it by 2, then that equals a.

Hope that this helps!

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,