Solve: 4x + 7 = 31
x = 6
Is this a function:
{(1, 2), (2, 3), (2, 4)}
No
Find the x- and y-intercept of the
line 2x + 3y = –18
x-intercept is –9; y-intercept is –6.
What is the surface area of a cylinder?
2pi*r2+2*pi*r*h
Which movie musical has the song "Defying Gravity"?
Wicked
Solve: 2(3x - 4) = 34
x = 7
What can we use to help us determine if a graph represents a function?
Vertical Line Test
Algebra: What is the slope intercept formula?
algebra: y=mx+b
Algebra: What is the domain of y=x?
Algebra: All real numbers
What is our classroom number?
107
In a function, how many outputs does each input have?
One
Algebra: Evaluate: {[(2 * 2) + (8 * 6)] - 2} * [(8 - 9) - (4 - 3)]
Algebra: -100
Who is Ms. Castillo's favorite student?
You're all my favorite students LOL
Solve:
3p - 1 = 5( p - 1) - 2(7 - 2p)
p = 3
If f(x) = 5x - 9, find f(5)
f(5) = 16
Expand (2x – 6)2
4x2 - 24x + 36
Simplify: -(x + 7) -2(4x + 6)
-9x-19
Solve: 3/7x + 6 = 9
x = 7
If f(x) = 3x + 1, what is the value of x when f(x) = 10?
HINT: you're solving for x!
x = 3
What is the difference between an expression and an equation?
An expression does not have an equal sign while an equation does
Simplify: 1/5(-5 + 15x) - 2/5(20x - 25)
9-5x
What did Ms. Castillo do this past weekend?
Buy books, play with a friend's baby, and eat Korean BBQ and ice cream