The system of inequalities of the graph is (a) y > x² + 2x - 3 and y > 2x + 3
<h3>How to determine the inequalities?</h3>
The complete question requires that we determine the system of inequalities of the graph (the graph is attached)
Going by the list of options, the equation of the quadratic curve is:
y = x² + 2x - 3
From the graph, we can see that:
- The curve uses a dotted line
- The upper part is shaded
The above means that the inequality is greater than i.e. >
So, we have:
y > x² + 2x - 3
The above eliminates options (b) and (c)
From the graph, we can see that the straight line has a positive slope, a dotted line and the upper part is shaded.
The linear inequality in option (a) has the above characteristics.
So, the inequality is:
y > 2x + 3
Hence, the system of inequalities of the graph is (a) y > x² + 2x - 3 and y > 2x + 3
Read more about inequalities at:
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Answer:
The weight of each large box = 18.25 kgs
The weight of each small box = 13.25 kgs
Step-by-step explanation:
Lets L = weight of large box and S = weight of small box
so
2L + 6S = 116
5L + 3S = 131
Multiply equation 5L + 3S = 131 by (-2)
-10L - 6S = -262
So now you have 2 equations
2L + 6S = 116
-10L - 6S = -262
---------------------------Add to eliminate S
-8L = - 146
L = 18.25
2(18.25) + 6S = 116
36.5 + 6S = 116
6S = 79.5
S = 13.25
Answer:
The sum of all the angles of any triangle is 180°
So, 180 - (53 + 48) = 180 - 101 = 79
<SRT = 79°
Answer:
1/6, 9/10, 7/5
Step-by-step explanation:
9/10 = 0.9
7/5 = 1.4
1/6 = 0.17