Thomas bought a desk with a retail sales price of $129 and paid $10.32 sales tax. What is the sales tax rate where Thomas bough
t the desk?
2 answers:
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Answer:
Step-by-step explanation:
Given a Parabola that intersects the x-axis at x=3 and x=9.
I presume you want to determine the equation of the parabola.
You can use this form:
Given roots of a parabola, the equation of the parabola is derived using the formula:
The equation of the parabola is: