Factoring
Factor
x^2-64
(x-8)(x+8)
Let
f(x)=4x^3
f(2)=?
32
Rewrite as fraction
x^{-5}
\frac{1}{x^5}
Solve the inequality
3x+5<11
x<2
Find
z+\bar{z}
z=(3+5i)
z+\bar{z}=6
Factor
x^2+9x+20
(x+5)(x+4)
f(x)=2x+7x^2
f(h)=?
2h+7h^2
Rewrite the expression
x^{5/7}
[7]\sqrt{x^5}
Solve the inequality
|3x-1|(-9)\geq 3
No real solution!
Find
z\bar{z}
z=4+8i
z\bar{z}=80
Factor the GCF
7x^2+14x^4+21x^5
7x^2(1+2x^2+3x^3)
Is the following function even or odd? Show why this is the case. What kind of symmetry does the function have?
f(x)+x^2+x^4+3x^8
It is even. Reflection symmetry over the x-axis.
Rewrite the expression
x^{-\frac{6}{11}}
\frac{1}{[11]\sqrt{x^6}}
Solve the inequality
|4x-1|(-5)\leq 6
All Real Numbers!
What is the distance from the origin to an given complex number. How do I compute it?
z\bar{z}
Factor
x^2-5x+6
(x-3)(x-2)
What is the domain
\frac{1}{x^2-16}
D: x\ne 4, x\ne -4
Solve the following equation
x^2+11=16
x=\pm\sqrt{5}
Solve the inequality
|4x+2|\leq6
x\leq 1
x\geq -2
Draw a function with no real roots.
It should not hit the x-axis.
Factor
6x^2+9x+4x+6
(3x+2)(2x+3)
Find the difference quotient of
f(x)=x^2+12
2x+h
Solve the equation
3x^2-9=12
x=\pm\sqrt{1}
Solve the inequality
x<2
x>5
No Solution!
Solve this quadratic. What theorem guarantees the existence of complex solutions if there are any?
f(x)=3x^2+7x+9=0
x=-\frac{7}{6}\pm\frac{\sqrt{59}}{6}i