Giá trị của biểu thức (-4)^2 + 8*(-4) + 16 bằng bao nhiêu?

x²+x-2 = 0; x²+3x+2=0; x²+x+1=0; 4x²+4x+1=0; -x²+2x-3=0; x²+4x=0; [(x-5)(x+3)]+16=0 ... x² + 8x + 7 = 0; - 2x² + 3x + 5 = 0; 2x² + 4x + 10 = 0; 2x² + 6x + 15 = 11 ... Aug 28, 2018 ... MIT grad shows the easiest way to complete the square to solve a quadratic equation. To skip ahead: 1) for a quadratic that STARTS WITH X^2, ... f(x,y) = 2x3 + xy² + 5 x² + y² + 2 fx. 6x² + y²+. + 10x fy. = 2xy +. Ду fx = 0 ... D= -16 < 0 fxx = -2, fxy = 4, fyy=0 saddle point at. (x,y) = (-1,-2) fxx. 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 ... 2² = 8X ?! -mathematic expectancy operation, D - dispersion.Under the ... x-2-2. +ď x. *. **. -recurrently determining fasters. Preef: Subsequently ... d(x) = x2 - 8x + 12 x1 = 2; x2 = 6 e(x)=4x2 - 8 - 4x x1 = 2; x2 = -1 f(x)=(x ... ⇒ f(x)=3 · (x + 2) · x · (x - 3) · (x - 5) = 3x4 - 18x3 - 3x2 + 90x. 2. Oct 15, 2003 ... (6) 6.5' x 5' (2) 3' x 2'. 3. REMOVE BATT INSULATION, ACOUSTICAL ... 16" 0 6 ft (62.58 lb/ft). 375. 12x8 34 ft. 143. 12x12 35 ft. 174. 18x18 ... Jun 26, 2018 ... Expert-Verified Answer ... Step 1: Factor left side of equation. ... Step 2: Set factors equal to 0. x+4=0 or x+ ... (x) = 8x. Con- nuing on, we have f. ′′. (x) = d dx. (. 8x. ) = 8; f. ′′′. (x) ... f(x)=(x − 2)2 ln(x − 2). 18. f(x) = x2 − 4 x2. 19. f(x) = x2 − 4x + 3 x2 ... → V(x) = Ax² + B x² + 1/2 x - 5/ е-ра where 8,6 is solutions to a ara-1)+2 ... ⇒ x-8x + 17 = 0. =-8x=-17. Start with the horrogeneous version. X-8x=0 ...