A jewelry box has 10 items. Of those, half are necklaces. Two-fifths of the others are bracelets. The rest are rings. How many r
2 answers:
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Y-INTERCEPT
The y-intercept is where the equation/curve/parabola cosses the y-axis.
The y-axis is where x = 0. (The x-axis is where y = 0)
To find the y-intercept:
The y-intercept must be at (0, 10)
X-INTERCEPT (ROOTS/SOLUTIONS)
We need to use the quadratic formula
The quadratic formula helps us find what values of make the equation = 0
Quadratic formula:
The x-intercepts are at:
