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7.6 Exercise 91

Avg difficulty 2.5

Area of a patio If each side of a square patio is increased by 4 feet, the area of the patio would be 196 square feet. Solve the equation (s+4)2=196\left(s + 4\right)^{2} = 196 for s to find the length of a side of the patio.

OpenStax Elementary Algebra 2e, 7.6 Quadratic Equations, exercise 91

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Adapted from Elementary Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Elementary Algebra 2e. Imported at revision 77a933c.