Question 825593: What are the solutions to this equation (2x+3)^2=10
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! ---
(2x+3)^2=10
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(2x+3)(2x+3) = 10
4xx + 12x + 9 = 10
4xx + 12x - 1 = 0
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the above quadratic equation is in standard form, with a=4, b=12, and c=-1
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to solve the quadratic equation, by using the quadratic formula, copy and paste this:
4 12 -1
into this solver: https://sooeet.com/math/quadratic-equation-solver.php
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the quadratic has two real roots at:
x = 0.0811388301
x = -3.08113883
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Solve systems of linear equations up to 4-equations 4-variables:
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