Solve for y in the first equation; then substitute into the 2nd equation. Then use quadratic formula. -6+/62-4ac = x 2a x+y= 12 xy = 52
Solve for y in the first equation; then substitute into the 2nd equation. Then use quadratic formula. -6+/62-4ac = x 2a x+y= 12 xy = 52
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section1.CR: Chapter Review
Problem 14CC
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Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
Linear Functions
A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
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