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18-11-2020
Mathematics

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What is the first step in solving the quadratic equation x2 – 40 = 0? taking the square root of both sides of the equation adding 40 to both sides of the equation squaring both sides of the equation subtracting 40 from both sides of the equation

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tmb7519901 tmb7519901

18-11-2020

Answer:

add 40 to the -40 to both sides. then do x2/2=0 and 40/2=20

Step-by-step explanation:

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