Pls help me.And can u pls show the steps.Thanks
1 answer:
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Answer:
Step-by-step explanation:
Let the quadratic function be
The given points must satisfy this function;
Substitute .
Substitute (0,-2)
Substitute (1,-4);
Put equation (2) into equation (1)
Put equation (2) into equation (3)
Add equation (4) and (5)
Divide both sides by 3
Put a=3 in equation 5.
The quadratic function is;