Mathematics · Quadratic Equations
In a demographic survey, the birth rate deviation (x) and mortality rate variation (y) are represented by the following equations. Solve both equations and choose the correct option. I. x2 - 400 = 0 II. y2 + 52y + 672 = 0
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1x ≤ y
- 2x ≥ y
- 3x < y
- 4x > y✓
Correct answer
x > y
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