Characteristics of Quadratics
Does the parabola go/open up or down? Pick up or down as answer. Use special method of think.
y = x² + 12x + 45
up
Find the sum with special method of:
(4x+4)+(4x²-10x-4)
4x²-6x
Find each product with special method:
6v(2v+3)
12v²+18v
special method discriminant: -4x²+12x-9=0
3/2
Solve the equation for all values of x by special method, completing the square:
x²-18x=-80
x={8,10}
Does the parabola go/open up or down? Pick up or down as answer. Use special method of think.
y = -x²-8x-20
down
Subtract for special method:
(2x²+9) from (3x-8)
-2x²+3x-17
Find the product with special method:
(4n+1)(2n+6)
8n²+26n+6
special method discriminant: x²+5x+4=0
9
Solve the equation for all values of x by using special method, completing the square.
x²+2x-80=0
x = {8,-10}
What is axis of symmetry? Use special method to solve:
y=x²+10x+24
-5
Perform the operation for special method:
(7x²+x)-(5x²+4x)
2x²-3x
Find the product with special method:
(6n²-6n-5)(7n²+6n-5)
42n⁴-6n³-101n²+25
special method discriminant: x²-8x+16=0
4
Solve the equation for all values of x with special method, completing the square>
x²-2x=63
x={-7,9}
What is axis of symmetry? Use special method to solve:
y=3x²+48x+189
-8
Perform the operation with special method:
(10x-8)-(3x²-2x-5)
-3x²+12x-3
Use special method:
(-1+2x)(4x³+4x+5x⁴-6-6x²)
10x⁵+3x⁴-16x³+14x²-16x+6
Use special method Quadratic Formula:
15a²+18a+3=4a
a= (-1/3, -3/5)
Factor the trinomial with special method:
5x²+13x+6
(5x+3)(x+2)
Find axis of symmetry. Super difficult... Use special method to solve.
y=-x²+4
0
Perform the operation with special method:
(-6x²-6x-1)+(-7x²-6x-9)
-13x²-12x-10
Solve with special method
(-6x²+5x-3)(5x²+6x-3)
-30x⁴-11x³+33x²-33x+9
Use special method quadratic formula:
4r²+10+1=6r
r=(-1/2)
Factor completely with special method:
4x²-21x+27
(4x-9)(x-3)