\( 4x^2 + 70x - 204 = 0 \) - United Radiology

February 24, 2026 · United Radiology

["# Understanding the Quadratic Equation: ( 4x^2 + 70x - 204 = 0 )", "Quadratic equations are fundamental in algebra and appear in various fields such as physics, engineering, economics, and computer science. The equation ( 4x^2 + 70x - 204 = 0 ) is a standard quadratic equation in the form ( ax^2 + bx + c = 0 ), where ( a = 4 ), ( b = 70 ), and ( c = -204 ). Solving this equation helps us find the values of ( x ) that satisfy it, enabling us to model parabolic relationships accurately.", "## Step-by-Step Solution to ( 4x^2 + 70x - 204 = 0 )", "### 1. Simplify by Dividing the Whole Equation
\nThe coefficients contain a common factor. Dividing the entire equation by 2 simplifies calculations:", "[
\n\frac{4x^2 + 70x - 204}{2} = \frac{0}{2}
\n]", "This yields:", "[
\n2x^2 + 35x - 102 = 0
\n]", "### 2. Use the Quadratic Formula
\nSince factoring isn’t immediately obvious, we use the quadratic formula:", "[
\nx = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}
\n]", "Here, ( a = 2 ), ( b = 35 ), and ( c = -102 ).", "### 3. Calculate the Discriminant
\nFirst, compute the discriminant ( D = b^2 - 4ac ):", "[
\nD = 35^2 - 4(2)(-102) = 1225 + 816 = 2041
\n]", "Since ( D > 0 ), there are two distinct real roots.", "### 4. Take the Square Root of the Discriminant
\n[
\n\sqrt{2041}
\n]", "This value is irrational and cannot be simplified further since 2041 has no perfect square factors.", "### 5. Plug into the Quadratic Formula
\nNow substitute into the formula:", "[
\nx = \frac{-35 \pm \sqrt{2041}}{2 \cdot 2} = \frac{-35 \pm \sqrt{2041}}{4}
\n]", "This gives two solutions:", "[
\nx = \frac{-35 + \sqrt{2041}}{4} \quad \ ext{and} \quad x = \frac{-35 - \sqrt{2041}}{4}
\n]", "### 6. Approximate Decimal Solutions
\nFor practical use, approximate the square root:", "[
\n\sqrt{2041} \approx 45.18
\n]", "Then:", "[
\nx_1 \approx \frac{-35 + 45.18}{4} = \frac{10.18}{4} \approx 2.545
\n]
\n[
\nx_2 \approx \frac{-35 - 45.18}{4} = \frac{-80.18}{4} \approx -20.045
\n]", "## Applications of the Solutions", "Solving quadratic equations like ( 4x^2 + 70x - 204 = 0 ) is essential in:", "- Physics: Modeling projectile motion and quadratic relationships in motion.
\n- Engineering: Calculating stress, strain, and electrical circuit behaviors.
\n- Economics: Optimizing profit and cost functions through quadratic modeling.", "## Conclusion", "Solving the equation ( 4x^2 + 70x - 204 = 0 ) gives two real solutions derived via the quadratic formula. While exact forms involve irrational numbers, decimal approximations enable real-world use. Mastering such equations strengthens analytical and problem-solving skills crucial in STEM disciplines.", "---", "### Keywords for SEO Optimization:
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\n- Quadratic solutions with irrational roots", "Use this guide to confidently tackle similar quadratic equations and enhance your algebraic proficiency."]

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