Answer:
23
Step-by-step explanation:
plug -2 in for x then solve
17²-8²=225
√225= 15
therefore both x and y are 15 ft
Answer:
The equation will be "
".
Step-by-step explanation:
The given values are:
Started with,
= 75 gallons
After 15 hrs,
Tank has,
= 33 gallons
Now,
The slope will be:
= 
= 
= 
Thus,
The equation is "
".
Answer:
The answer to your question is given in the attached photo.
Step-by-step explanation:
To determine the answer to the question,
First, we shall determine the value 3A.
This is obtained by multiplying matrix A by 3 as shown in the attached photo.
Next, we shall carry out the operation 3A – B as shown in the attached photo.