Because of knee problems, Kelly has been warned not to jog more than 15 miles a week. If she jogs three times a week, what is th
2 answers:
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Answer:
Part 1) The exact solutions are
and
Part 2) (1.79, 8.58)
Step-by-step explanation:
we have
----> equation A
----> equation B
we know that
When solving the system of equations by graphing, the solution of the system is the intersection points both graphs
<em>Find the exact solutions of the system</em>
equate equation A and equation B
The formula to solve a quadratic equation of the form
is equal to
in this problem we have
so
substitute in the formula
so
The solutions are
<em>Find the values of y</em>
<em>First solution</em>
For
The first solution is the point
<em>Second solution</em>
For
The second solution is the point
Round to the nearest hundredth
<em>First solution </em>
----->
----->
see the attached figure to better understand the problem
