Show:
Solving Cubic Equations with real Numbers
Solve Factored Equations
Solve by Trinomial Factor(a=1)
Solve by Trinomial Factor (a>1)
100
x= +,-5, -2/3
What is 3x^3+2x^2-75x-50=0
100
x= =,- square root of 14, x=4
What is (x+9)(x^2+4)=0
100
X=-4 x=-8
What is x^2+15x=3x-32
100
X=-3/2 x=-1/2
What is 4x^2+16x+3=8x
200
x=-5/2, =,- square root -25
What is 2x^3+5x^2+50x+125=0
200
x= -2/3, x= -,+ square root of 3
What is -2x(x-4)(x^2-14)=0
200
X=7 x=-3
What is x^2-28=4x-7
200
X=-1/5 x=-5
What is 5x^2+29x+5=3x
300
x= +,- square root of 10, x= 2
What is x^3-2x^2-10x+20=0
300
x= -9, x= 2i, x=0
What is -3(3x+2)(x^2-3)=0
300
X=10 x=1
What is x^2-8x+10=3x
300
X=1/3 x=1
What is 3x^2+2x-9=6x-10
400
x= -7, x= +,- square root of -16
What is x^3+7x^2+16x+112=0
400
X= =,- 8/9, x= 3i
What is ​(81x^2-64)(x^2+9)=0
400
X=2/5 x=-2
What is 5x^2-x-4=-9x
500
x= +,- 1, x=-4
What is x^3+4x^2-x-4=0
500
x= +,- 7/9 , 5i
What is 3x(81x^2-49)(x^2+25)=0
500
X=-7 x=3
What is x^2+14x-21= 10x
500
X=3/2 x=-2
What is 2x^2-9x=-10x+6