Answer:
It is necessary four parameters.
Step-by-step explanation:
Since the augmented matrix of the consistent system has rank equal to three then the number of free variables is (number of unknows)-rank then there are 7-3=4 free variables. This means that are necessary four parameter to specify all solutions.
Acute.........................
Answer:
3.33333
Step-by-step explanation:
You have to put:
If 15 ------------- becomes 5
then 10--------- becomes X
like this type of rule says, you should do:
(10x5)/15= 3.33333