The Quadratic Formula Answers

Solve the quadratic equation graphically using at least two different approaches. When necessary, give your solutions to the nearest hundredth. a. x = -1.1 or x = -1 c. x = 5 or x = -5 b. x = 1.12 or x = -0.82 d. x = 1 or x = -1 Please select the best answer from the choices provided

Solve the quadratic equation numerically (using tables of x- and y- values).x(x + 3) = 0a.x = -1 or x = 3c.x = 0 or x = -3b.x = 0 or x = -5d.x =1 or x = -1

Solve the quadratic equation numerically (using tables of x- and y- values). a. x = -1 or x = -1 c. x = -3 or x = -3 b. x = -4 or x = -3 d. x = 2 or x = -1 Please select the best answer from the choices provided

Solve the quadratic equation graphically using at least two different approaches. When necessary, give your solutions to the nearest hundredth. a. x = -1.1 or x = -1 c. x = 0.10 or x = -3 b. x = 1.82 or x = -0.82 d. x = 0 or x = -6.3 Please select the best answer from the choices provided

When graphing a parabola, how are the points for the x and y-intercepts found?a.use the axis of symmetry on the graph and approximate the interceptsc.set x and y equal to zero and solve for eachb.look at the coefficients a and bd.set x and y equal to each other

Solve the quadratic equation numerically (using tables of x- and y- values). a. x = -1 or x = -1 c. x = -3 or x = -3 b. x = -4 or x = -3 d. x = 2 or x = -1 Please select the best answer from the choices provided

Solve the quadratic equation numerically (using tables of x- and y- values).(x +2) (x + 3) = 12a.x = -1 or x = 3c.x = -6 or x = 1b.x = 2 or x = -3d.x =1 or x = -1

When solving a quadratic in the form we are really finding the x–intercepts. These x–intercepts are also called roots. What is another term for roots or x-intercepts? a. exponents c. zeros b. quadratics d. variables Please select the best answer from the choices provided

Solve the quadratic equation numerically (using tables of x- and y- values). a. x = -3 or x = -2 c. x = -3 or x = -3 b. x = 2 or x = -3 d. x = 6 or x = -1 Please select the best answer from the choices provided

Solve the quadratic equation numerically (using tables of x- and y- values). a. x = 6 or x = 2 c. x = -6 or x = -3 b. x = 6 or x = -3 d. x = 6 or x = -1 Please select the best answer from the choices provided

Solve the quadratic equation numerically (using tables of x- and y- values). a. x = 6 or x = 2 c. x = -6 or x = -2 b. x = 6 or x = -2 d. x = 6 or x = -1 Please select the best answer from the choices provided

Use a graphing calculator to sketch the graph of the quadratic equation, and then give the coordinates for the x-intercepts (if they exist). a. (-2, 0); ( 5, 0) c. ( 2, 0); ( 5, 0) b. ( 2, 0); (-5, 0) d. (-2, 0); (-5, 0) Please select the best answer from the choices provided

Use a graphing calculator to sketch the graph of the quadratic equation, and then give the coordinates for the x-intercepts (if they exist). a. ( 2, 0); (-5, 0) c. (-2, 0); ( 5, 0) b. (-2, 0); (-5, 0) d. ( 2, 0); ( 5, 0) Please select the best answer from the choices provided

The stopping distance, d ( in feet) for a truck moving at a velocity (speed) v miles per hour is modeled by the equation: What is the speed of the truck if it takes 100 feet to stop? a. 12.5 mph c. 18 mph b. 38 mph d. 13 mph Please select the best answer from the choices provided

Solve the quadratic equation numerically (using tables of x- and y- values). a. x = -1 c. x = -3 b. x = 1 or x = -3 d. x = 2 or x = -1 Please select the best answer from the choices provided

Solve the quadratic equation graphically using at least two different approaches. When necessary, give your solutions to the nearest hundredth. a. x = -11 or x = -1 c. x = 10 or x = -3 b. x = 1 or x = 6 d. x =0 or x = -6 Please select the best answer from the choices provided

Use a graphing calculator to sketch the graph of the quadratic equation, and then give the coordinates for the x-intercepts (if they exist). a. ( 2, 0); (-5, 0) c. (-2, 0); ( 5, 0) b. (-2, 0); (-5, 0) d. ( 2, 0); ( 5, 0) Please select the best answer from the choices provided

Solve the quadratic equation numerically (using tables of x- and y- values).x(x + 5) = 0a.x = -1 or x = 3c.x = -6 or x = 1b.x = 0 or x = -5d.x =1 or x = -1

Solve the quadratic equation numerically (using tables of x- and y- values). a. x = -1 or x = 3 c. x = -3 or x = -3 b. x = 2 or x = -3 d. x =1 or x = -1 Please select the best answer from the choices provided