Answer:
Option B.
Step-by-step explanation:
The given graph represents the relationship between the number of chores, x that Larissa completes and the amount of money that she earns, y.
From the given graph it is clear that the equation of best fit line is
We need to find the expected number of chores completed if she earns $5.
Substitute y=5 in the above equation and find the value of x.
Subtract 0.93 from both sides.
Divide both sides by 2.09.
Therefore, the correct option is B.
Answer:
2
Step-by-step explanation:
Answer:
The correct answer is 15.
Answer:
5
Step-by-step explanation:
The correct application of the quadratic formula is:
The quadratic equation is given by:
We know that the solution of the quadratic equation:
is given by:
Here we have:
and
Hence, the quadratic formula is given by:
i.e.
it’s the last option