Quadratic Equations
What principle allows us to set each factor equal to zero?
Zero Product Property
Solve (6x)/(3x)
2
Strategy to solve rational equations?
Multiply by the LCD
Simplify √(49)
7
What is the largest organ in the human body?
The skin
Solve x^2−16=0
x=4 or -4
Simplify (x^2-9)/(x^2-3x)
(x+3)/x where x is not equal to 0,3
solve x/3=5
x=15
Simplify √(50)
5√2
What is the only planet that spins on its side?
Uranus
Solve x^2+5x+6=0
x=-2 or -3
Find the LCD of 1/x and 2/(x+1)
x(x+1)
x=1
√(16n^2)
4n
What is the most spoken language in the world?
English (by total speakers)
Factor x^2-5x-24
(x-8)(x+3)
Divide ((x^2-4)/(3x))/((x-2)/(x))
(x+2)/3
Solve (y/y+6)=(72/y^2-36)+4
y=4
3√64p^6
4p^2
What animal is known to have the strongest bite in the world?
The saltwater crocodile
Solve 2x^2−8x=0
x=0 or 4
Simplify (4/x^2) + (2/x)
(4+2x)/(x^2)
Solve (2/x+2)+(4/x-2)=(x-1)/(x^2-4)
x=-1
why is there no real number equal to √-64
There’s no real number equal to √–64 because squaring any real number always gives a positive result.
However, in the complex number system, √–64 equals 8i.
What is the rarest blood type?
AB negative