Algebra II Vocab Sem. 1 Flashcards by casey O'Brien

Q

Slope

(pendiente)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Order of Operations

(

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Formulas (equations)

(Fórmula)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Absolute Value

(valor absoluto)

A

The distance from zero

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Inequalities

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Function Notation

(función notación)

A

f(x) replaces y

“f of x”

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Absolute Value Inequalities

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Linear Equations

(ecuación lineal)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Point-Slope Form

(Lines)

(forma puno-pendiente)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Slope-Intercept Form

(forma pendiente-intercepto)

A

y = mx + b

m= slope

b= y-intercept

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Standard Form

(Lines)

(forma general)

A

Ax + By = C

Use cover-up method to find the x- and y- intercepts

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

System of Equations

A

A system has at least 2 equations

Solve by:

1.elimination 2.substitution 3.find intersection on graph

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Substitution - system of equations

(sustitución)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Elimination

(Systems)

(eliminación)

A

When the coefficients on a variable match, then the variable can be eliminated by adding or subtracting the equations together.

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Parallel Lines

(rectas paralelas)

A

SAME SLOPE

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Perpendicular Lines

(rectas perpendiculares)

A

Opposite Reciprocal Slopes

Example: -2/5 and 5/2

(switch sign +/- -/+, and flip)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

System of Linear Inequalities

(sistema de tres ecuaciones lineales)

A

Locate the region where the shading overlaps

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Matrix

(matriz)

A

Numbers in rows and columns

A is size 4x2

B is size 2x3

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Box-and-Whisker Plot

(caja y bigotes)

A

Line up data in order low to high

Cut the data into quaters

25% 25% 25% 25%

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Bar Graph

(gráfico de barras)

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Histogram

(histograma)

A

Bars Touch!

Data points grouped into a range on the x-axis

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Scatter Plot

(gráfico de dispersión)

A

Data Points Displayed

(Best-Fit Line)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Venn Diagram

(diagrama de venn)

A

Shows relationship between different sets

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Pie Chart

(circle graph)

(gráfico de sectores)

A

Breaks a whole into parts

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Polynomial | (polinomio)

describes all -nomials

Monomial | (monomio)

One Term 8 9x -7x^4 13y^2

Binomial | (binomio)

Two Terms 6x + 9 13x^3 - 4x 2a +4b x - 2

Trinomial | (trinomio)

3 Terms

Factor - using GCF (máximo común divisor)

Factor - using _Difference of Perfect Square_ (diferencia de cuadrados perfectos)

Factor - using _Trinomials_ | (trinomio)

Factor - using _Grouping_ (agrupamiento)

4 terms Spit in half - group the front and back Find the GCF in both halves

FOIL - multipy binomials | (multiplicar binomio)

Distribute both terms in the first parenthesis

Synthetic Division | (división sintética)

Ex. (3x³+ 8x² - 9x + 2) ÷ (x - 1) The remainder is 4

Long Division | (división larga)

Ex. (x2 + 10x + 21) ÷ (x+3)

Like-Terms

Coefficients | (coeficientes)

Are _numbers_ not letters

Degree | (grado)

the highest exponent

Square Root - Graph | (raíz cuadrada)

Cubic - Graph (cúbico)

y = x³

Reciprocal (recíproca)

Use to multiply fractions across an equation **3/4** x = 15 x = **4/3**·15 x = 20

Asymptote

Approach Get closer and closer to

Perfect Squares | (cuadrados perfectos)

Times by itself

Conjugates | (conjugados)

_Change the sign in the middle_ ## Footnote Imaginary Conjugates a + bi , a - bi 4 - 6i, 4 + 6i Square Root Conjugates a + sqrt(b) , a - sqrt(b) -4 + sqrt(3) , -4 - sqrt(3)

Imaginary Numbers | (los números imaginarios)

Square Root of a Negative turns Imaginary sqrt(-9) = 3i sqrt(-49) = 7i

Simplify Square Roots | (simplificar las raíces cuadradas)

Use the Perfect Squares to simplify

Exponent Rules | (exponente normas)

Quadratic Standard Form | (forma cuadrática estándar)

Vertex of Parabola (-b/2a, plug in x)

Quadratic Vertex Form | (forma de vértice cuadrática)

h ------- moves left/right (backwards) k --------moves up/down a --------vertical stretch/compress reflects

Vertex of a Quadratic | (vértice de una ecuación cuadrática)

Need to find x and y

Roots, Zeros, X-intercepts - in a Quadratic (raíces, ceros, intersecciones x)

Complete the Square - Quadratic | (completar el cuadrado)

Quadratic Formula | (fórmula cuadrática)

Quadrants | (cuadrantes)

Ordered Pair | (par ordenado)

Exponent | (exponente)

Substitution in a function | (substitución)

Compound Inequalities | (desigualdades compuestas)

2 inequalities Must solve on both sides

Stem and Leaf Plot | (diagrama de tallo y hoja)

Multiply Polynomials | (multiplicar polinomios)

Distribute then combine

Add Complex | (multiplicar complejo)

Axis of Symmetry | (eje de simetría)

Cuts parabola in half

Quadratic Maximum and Minimum (máximo y mínimo cuadr

Quadratic Open up or down (cuadrática abrir hacia arria o abajo)

a --- positive opens up a--- negative opens down

Is it a function? (se trata de una función)

A function cannot have _x's_ that repeat!!

Multiply Conjugates | (multiplicar conjugados)

FOIL - inner and outer cancel i² = -1

Rationalize the Denominator | (racionalizar el denominador)

Get rid of the square root in the denominator Multiply by the bottom to both sides of the fraction

i²

-1

Imaginary Cycle i , i² , i³ , i⁴ , i⁵, i⁶ ,. . . . . . . (ciclo imaginario)