Nếu một phương trình bậc hai có nghiệm kép là r, thì phương trình đó có dạng như thế nào?

C(x, y)=(x2 + y2)2 − 8x(x2 − 3y2) + 18(x2 + y2) − 27 ⩽ 0. In this case ... 16 0 1. 2. 2. 2. 4. 4. 14. 3. 14. 3. 14. 3. Table 5: The 10 smallest slopes of U ... ... 2:” integration and its applications, including an introduction to ... (x) x . When x is near the value 1, what value (if any) is y near? While our ... (b) x″ + 8x′ + 7x = f(t), where f(t) = F0 cos(𝜔t). 9.2. Do ... (d) x′ = (2 − x)3. 12.2. Consider y′ = y(y−a−1)(y−2a), where a ... Sep 1, 2021 ... Click here to get an answer to your question ✍️ Show that x^2+8x+16≥ 0 for all values of x. Jul 10, 2016 ... Let x be a value such that 9x^2 - 18x - 16 = 0 and 15x^2 + 28x + 12 = 0. What is the value of x? Express your answer as a simplified common ... 14" 1 = dx)²² <<< (Solut² 8x)/2. Example when. (Solutrax)/2. Ll. 4 is not ... = x = = 3/2 (p(x) 3/3). ह. To: parameter used to control how quick fast the ... Jun 3, 2019 ... Complete the square to find that (x−4)2+1>0. for all real x. Oct 10, 2021 ... Let's assume that you intend X and x to refer to the same variable. (This is far from always the case!!) Trivially, x² - 8x + 16 = (x - 4)² = ... Apr 29, 2015 ... ... x2+8x+16=0 have? Algebra Solutions Using the Discriminant. 1 Answer ... graph{x^2+8x+16 [-15.5, 4.5, -2.4, 7.6]}. Answer link. Related ... Oct 1, 2022 ... Write the equation of the parabola in standard form, and identify the vertex and the focus. x2−8x−16y−16=0 (x−4)2=16(y+2) vertex: (−4,2); ...