Quadratic Formula
x= 5/2, -1
x2=36
x=-6, 6
(x-2)(2x+3)=0
x=2, -3/2
x2-2x-3
vertex: (1,-4)
AOS: x=1
min
(4x+5)(x+1)=0
x=-5/4, -1
4x2+8x+3=0
x=-1/2, -3/2
x2+7=23
x=4, -4
x2+3x-18=0
x=3, -6
-x2+8x-20
vertex: (4,-4)
AOS: x=4
max
x2+7x+15=5
2x2-3x-15=5
x=4, -5/2
5x2=80
x=4, -4
9x2+10=91
x=3, -3
-1/4x^2+7
vertex: (0,7)
AOS: x=0
max
Simplify
sqrt252
6sqrt7
8x2+4x-16=-x2
(-2-2sqrt37)/9
(-2+2sqrt37)/9
x2-5=73
x=8.831, -8.831
6x2-18x-18=6
x=4, -1
-2x2-20x-46
vertex: (-5, 4)
AOS: x=-5
max
-4x2=64
no solution
2x2-7x-13=-10
(7-sqrt73)/4
(7+sqrt73)/4
7x2+1=29
x=2, -2
3x2-16x-7=5
x=-2/3, 6
1/4x^2-x-9
vertex: (2,-10)
AOS: x=2
min
Simplify
sqrt(405x^2y^3)
9xysqrt(5y)