Write the quadratic equation whose roots are 1 and -3, and whose leading coefficient is 2. (Use the letter x to present the variable) __

Science & Mathematics by Anonymous 2018-07-06 06:33:17

Social Science

Write the quadratic equation whose roots are 1 and -3, and whose leading coefficient is 2. (Use the letter x to present the variable) ___=0?

12 answers

Anonymous

no
Anonymous

three
Anonymous

2(x - 1)(x + 3) = 0 2x^2 + 4x - 6 = 0
Anonymous

2(x - 1)(x + 3) = 0 2x^2 + 4x - 6 = 0
Anonymous

y = 2(x -1)(x +3) y = 2x^2 +4x -6
Anonymous

Sum of roots = 1 -3 = -2 Product of roots = -3(1) = -3 x^2 -(-2)x + (-3) = 0 2x^2 + 4x - 6 = 0
Anonymous

It is: 2x^2 +4x -6 = 0
Anonymous

(x - 1)(x + 3) = 0 x^2 + 2x - 3 = 0 2x^2 + 4x - 6 = 0
Anonymous

2x^2+4x-6 Please give me best answer
Anonymous

2(x - 1).(x + 3) = 0 =2x^2 + 4x - 6
Anonymous

2(x+3)(x-1) = 0 2x^2 + 4x - 6 = 0
Anonymous

2(x-1)(x-(-3))=0 2(x-1)(x+3)=0 2(x² + 2x - 3)=0 2x² + 4x - 6 = 0