At a rodeo full with cowboys and horses someone counted 26 legs and 9 heads how many cowboys and horses were at the rodeo
1 answer:
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Answer:
10, 11 , 16, 18 &19
Step-by-step explanation:
Given:
Consider the quadratic function is
With given vertex (5,8) and given point (1,3).
To find:
The equation of quadratic function.
Solution:
The quadratic function is
...(i)
Where, (h,k) is the vertex and a is a constant.
Vertex is (5,8). So,
Putting in (i), we get
...(ii)
The given point is (1,3). Putting x=1 and y=3 in (ii), we get
Putting in (ii), we get
Therefore, the required quadratic function is .
Answer:
(2n-1)^2 + 2
2 × something is always even
even - something is always odd
odd square is always odd
odd - even is always odd
