If the graph of a quadratic does not intercept the x axis at any point, then it has:
1 answer:
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Answer:
(0,-5) and (-4,3)
Step-by-step explanation:
The given equations are
Make y the subject in the second equation;
Substitute into the first equation;
Expand:
When x=0,
This gives; (0,-5)
When x=-4
This gives (-4,3)
Answer:
Step-by-step explanation:
Given
Required
Determine E(119.5)
Simply substitute 119.5 for t
Evaluate the expressions in bracket
Solve 0.5²
Hence;