Factoring
Factor and solve the following:
x2-8x+15=0
x= 5, x= 3
Complete the square and solve the following:
x2-4x-34=-2
x= 8, x= -4
Square root method and solve the following:
x2=49
x= 7, x= -7
Use the Quadratic Formula to solve the following:
x2-5x-25=0
x= (5+-5sqrt5)/2
y=(x+5)2-64
vertex: (-5, -64)
y-intercept: (0,-39)
Factor and solve the following:
x2+10x+24=0
x= -4, x= -6
Complete the square and solve the following:
x2-18x+20=10
x= 9+-sqrt71
Square root method and solve the following:
4x2+20=320
x= +-5sqrt3
Use the Quadratic Formula to solve the following:
3x2-1x-10=0
x=2, x= -5/3
Find the vertex and y-intercept of the following quadratic
y=x2-8x+10
vertex: (4,-6)
y-intercept: (0,10)
Factor and solve the following:
x2-3x-40=0
x= -5, x= 8
Complete the square and solve the following:
x2-2x-48=10
x= 1+-sqrt59
Square root method and solve the following:
4x2-15=129
x= 6, x= -6
Use the Quadratic Formula to solve the following:
x2+8x+116=0
x= -4+-10i
Find the vertex and y-intercept of the following quadratic
y=x2+2x+5
vertex: (-1,4)
y-intercept: (0,5)
Factor and solve the following:
2x2+18x+40=0
x= -4, x=-5
Complete the square and solve the following:
x2+8x+41=0
x= -4+-5i
Square root method and solve the following:
3x2+30=6
x= +-2isqrt2
Use the Quadratic Formula to solve the following:
x2-4x+12=0
x= 2+-2isqrt2
Find the vertex and y-intercept of the following quadratic
y=x2+10x+15
vertex: (-5,-10)
y-intercept: (0,15)
Factor and solve the following:
x2+6x=0
x= 0, x= -6
Complete the square and solve the following:
x2+4x+17=5
x= -2+-2isqrt2
Square root method and solve the following:
2(x-2)2+4=76
x= 8, x=-4
Use the Quadratic Formula to solve the following:
4x2+5x-2=1
x= (-5+-sqrt73)/8
Find the vertex and y-intercept of the following quadratic
y=2x2+16x-7
vertex: (-4,-39)
y-intercept: (0,-7)