Math: Quadratic Equations and Completing the Square
October 5th, 2022
Please provide step by step calculations for the following problems.
1. x^2+5x-7=0
The solutions are______
No solutions______
2. A. solve 4x+x(x-2)=0
B. Find the x-intercepts of f(x)=4x+x(x-2).
A. What are the solutions_____?
B. What are the x-intercepts_____
3. Solve for x 4x^2=-21x-5
A. x=_____
B. no solutions____
4. Give exact and approximate solutions to 3 decimal places. X^2+8x+16=1
X=_____
5. Solve by completing the square. X^2+2x-3=0
A. the solution is x=_____
B. no solution
6. write quadratic equation in the variable x having the given numbers as solutions. Type the equations are -5,3
The equation is_____=0