Quiz about Algebra STAAR Vocabulary Day 1

Question 1

Which expression is equivalent to $$-63x^2-49x$$ ?

Accepted Answer

$$-7x\left(9x+7\right)$$

Answer

$$-7x\left(9x-7\right)$$

Answer

$$7x\left(9x-7\right)$$

Answer

$$7x\left(9x+7\right)$$

Question 2

Which expression is equivalent to $$g\left(x\right)=6x^2-13x-5$$ ?

Accepted Answer

$$\left(2x-5\right)\left(3x+1\right)$$

Answer

$$\left(2x+5\right)\left(3x-1\right)$$

Answer

$$\left(2x+1\right)\left(3x+5\right)$$

Answer

$$\left(2x-1\right)\left(3x-5\right)$$

Question 3

Define: Equivalent

Accepted Answer

One is the same as the other

Answer

Substituting a number for each variable

Answer

A place where two lines on a graph meet

Answer

All possible X values

Question 4

Define: Evaluate

Accepted Answer

Substituting a number for each variable

Answer

One is the same as the other

Answer

A place where two lines on a graph meet

Answer

All possible X values

Question 5

Define: Intersection

Accepted Answer

A place where two lines on a graph meet

Answer

Substituting a number for each variable

Answer

One is the same as the other

Answer

All possible X values

Question 6

What is the Linear Regression Formula?

Accepted Answer

$$y_1\sim mx_1+b$$

Answer

$$y_1\sim a\left(b\right)^{x_1}$$

Answer

$$y_1\sim ax_1^2+bx_1+c$$

Answer

$$y=mx+b$$

Question 7

What is the Exponential Regression Formula?

Accepted Answer

$$y_1\sim a\left(b\right)^{x_1}$$

Answer

$$y_1\sim mx_1+b$$

Answer

$$y_1\sim ax_1^2+bx_1+c$$

Answer

$$y=mx+b$$

Question 8

What is the Quadratic Regression Formula?

Accepted Answer

$$y_1\sim ax_1^2+bx_1+c$$

Answer

$$y_1\sim mx_1+b$$

Answer

$$y_1\sim a\left(b\right)^{x_1}$$

Answer

$$y=mx+b$$

Question 9

Define: DOMAIN

Accepted Answer

All possible X values

Answer

Bottom to Top

Answer

Always all Real Numbers

Answer

All possible Y values

Question 10

Define: RANGE

Accepted Answer

All possible Y values

Answer

Left to Right

Answer

Always all Real Numbers

Answer

All possible X values

Question 11

Define: Rate of Change

Accepted Answer

Slope

Accepted Answer

m

Answer

Where a graph crosses the Y-axis

Answer

Where a graph crosses the X-axis

Answer

$$y=mx+b$$

Question 12

Define: SLOPE

Accepted Answer

Rate of Change

Accepted Answer

m

Answer

Where a graph crosses the Y-axis

Answer

Where a graph crosses the X-axis

Answer

$$y=mx+b$$

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