Simplifying
Simplify x(x + 5x + 3)
6x^2 + 3x
Solve 3x - 8 = -23
x = -5
What is the y-intercept of:
y = x ^2 - 5x + 4
(0,4)
Find the slope of:
y - 5 = 12(x + 3)
What town did Mr. Marlow grow up in?
St. Albans, VT
Simplify 3x(4x^2 + 2x - 2)
Solve 5x - 14 = 8x + 4
If the vertex of a quadratic is (5, -7), what is the axis of symmetry?
x = 5
Write the equation for an account balance with a starting value of $5000 that increases by 6% every year.
y = 5000(1.06)^x
What instrument did Mr. Parker play for 14 years?
The piano
Simplify -15x(-3x^3 + 5x - 4)
45x^4 - 75x^2 + 60x
Solve 3x^2 - 5 = 70
x = 5 or x = -5
What is the name of the shape a quadratic makes?
A parabola
The population of a certain city was 12,000 when it was founded. Since then, the population has decreased by 9% every year. Write an equation to model this.
y = 12000(.91)^x
What town does Ms. Brizz live in?
Williston, VT
Simplify (x + 2)(x - 10)
x^2 - 8x - 20
y = 2x - 12
y = -3x + 13
(5, -2)
What are the zeros of:
y = x^2 - 5x + 4
x = 4 and x = 1
Find the y-intercept of:
y + 6 = 2(x + 5)
(0, 4)
What is the mascot of the high school Mr. Parker lives closest to?
The Wolves (SBHS)
Simplify (3x + 4)(x - 5)
3x^2 -11x - 20
Solve: x^2 - 11x + 24
x = 8 and x = 3
What are the zeros of:
y = x^2 + 7x + 10
x = -5 and x = -2
11 years
How many half marathons has Ms. Brizz ran this year?
4