Answer:
The heights, in cm, of 50 students are recorded and used to draw the cumulative frequency graph shown below. 50
Step-by-step explanation:
What does that "(2,20)" represent?
"y=ax^2" is indeed a quadratic function whose graph opens UP and whose vertex is (0,0). The graph has the shape of a parabola.
But you don't say what you are looking for. Have you checked to ensure that you have copied down the entire problem?
Answer:
x=6 and y=2
Step-by-step explanation:
3x-2y=14 _1st equation
5x+y=32 _2nd equation
Multiplying 2nd equation by two and adding both equation
3x-2y=14
10x+2y=64
_________
13x=78
x=78÷13
x=6
Putting the value of x in 1st equation
3×6-2y=14
18-2y=14
2y=18-14
2y=4
y=4÷2
y=2
Answer: 29.03
Step-by-step explanation: