Чтобы решить уравнение, фактор x^{2}+10x+21 с помощью формулы x^{2}+\left(a+b\right)x+ab=\left(x+a\right)\left(x+b\right). Чтобы найти a и b, настройте …
x^2: x^{\msquare} \log_{\msquare} \sqrt{\square} \nthroot[\msquare]{\square} \le \ge \frac{\msquare}{\msquare} \cdot \div: x^{\circ} \pi \left(\square\right)^{'} \frac{d}{dx} …
x2-10x-21=0 Two solutions were found : x =(10-√184)/2=5-√ 46 = -1.782 x =(10+√184)/2=5+√ 46 = 11.782 Step by step solution : Step 1 :Trying to factor by splitting the middle term. x^2+10x-23=0
Решение — это пара значений, сумма которых равна 10. Перепишите -x^ {2}+10x-21 как \left (-x^ {2}+7x\right)+\left (3x-21\right). Вынесите за скобки -x в первой и 3 во второй группе. …
Solve Using the Quadratic Formula x^2-10x+21=0. Use the quadratic formula to find the solutions. Substitute the values , , and into the quadratic formula and solve for . Simplify. Tap for more …
Solve the equation for x x. Tap for more steps. x = 7,3 x = 7, 3. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions …
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Способ решения квадратного уравнения x²+10x+21=0.
To solve the equation, factor x^{2}-10x+21 using formula x^{2}+\left(a+b\right)x+ab=\left(x+a\right)\left(x+b\right). To find a and b, set up a system to be …
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Способ решения квадратного уравнения x²-10x+21=0 и неравенства x²-10x+21<>0
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x2-10x-21=0 Two solutions were found : x =(10-√184)/2=5-√ 46 = -1.782 x =(10+√184)/2=5+√ 46 = 11.782 Step by step solution : Step 1 :Trying to factor by splitting the middle term. x^2+10x-23=0
1 Answer. Douglas K. Oct 12, 2016. 3 ≤ x ≤ 7. Explanation: Please observe the coefficient for the x2 term is positive; this means that the parabola opens up and, if the quadratic has roots, the …
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