Solve for x. Round your answers to two decimal places. 2x2 + 7x = 3

asked Mar 11, 2024 51.7k views

2 votes

Solve for x. Round your answers to two decimal places.

2x2 + 7x = 3

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6 votes

Answer:

$x\approx0.39,-3.89$

Explanation:

$\displaystyle 2x^2+7x=3\\2x^2+7x-3=0\\\\x=(-7\pm√(7^2-4(2)(-3)))/(2(2))\\\\x=(-7\pm√(49+24))/(4)\\\\x=(-7\pm√(73))/(4)\\\\x\approx0.39,-3.89$

Nixmd answered Mar 18, 2024

by Nixmd

8.7k points

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