Advertisement Upgrade to remove ads

What is the number of real solutions?
- x² + 9x + 7 = 0

use b^2-4ac

What is the number of real solutions?
8x² - 11x = -3

use b^2-4ac

What is the number of real solutions?
x² = -7x + 7

use b^2-4ac

What is the number of real solutions?
- 4x² - 4 = 8x

use b^2-4ac

What is the expression in factored form?
2x² + 16x + 30

2(x+3)(x+5)

What is the expression in factored form?
- 4x² + 8x + 32

__________________

What is the expression in factored form?
3x² + 26x + 35

__________________

What is the expression in factored form?
9x² - 18x + 9

__________________

What is the expression in factored form?
x² - 64

__________________

What are the solutions of the quadratic equation?
x² - 9x + 18 = 0

__________________

What are the solutions of the quadratic equation?
3x² + 25X + 42 = 0

__________________

What are the solutions of the quadratic equation?
4x² - 18x + 20 = 0

__________________

Solve by using tables. Give each answer to a most two decimal places.
2x² + 5x - 3 = 0

__________________

Solve by using tables. Give each answer to a most two decimal places.
- 7x² - 2 = -10x

__________________

What is the solution of each equation?
3x² = 21

__________________

What is the solution of each equation?
108x² =147

__________________

Solve the equation.
x² + 18x + 81 = 25

__________________

Solve the equation.
x² - 8x + 16 = 16

__________________

Solve the equation.
0.125r - 0.0625 + 0.25r = 0.25 + r

__________________

Solve the equation.
- 5y - 9 = - ( y - 1 )

__________________

Solve the quadratic equation by completing the square.
x² + 10x + 14 = 0

__________________

Solve the quadratic equation by completing the square.
- 3x² + 7x = - 5

__________________

Rewrite the equation in vertex form. Name the vertex and y- intercept.
y = 3/5x² + 30x + 382

__________________

Use the quadratic formula to solve the equation.
- 2x² - 5x + 5 = 0

__________________

Use the quadratic formula to solve the equation.
2x² + x - 4 = 0

__________________

Use the quadratic formula to solve the equation.
- 4 x² + x = - 4

__________________

Simplify the number using the imaginary unit i.
√(-144)

__________________

Simplify the number using the imaginary unit i.
√(-360)

__________________

Simplify the expression.
(-1 + 6i) + ( -4 + 2i)

__________________

Simplify the expression.
(1 + 2i) - (5 + 3i)

__________________

Simplify the expression.
(-5i) (6i)

__________________

Simplify the expression.
(6 - 4i) (-1 + 6i)

__________________

Simplify the expression.
-1+3i
------------
4 - i

__________________

Simplify the expression.
-5 +4i
-----------
-6i

__________________

What are the solutions?
9x² + 16 = 0

__________________

What are the solutions?
½ x² - x + 5 = 0

__________________

Which algebraic expression models the given word phrase?
40 fewer than a number t

__________________

Which algebraic expression models the given word phrase?
You start with $15.00 and save $8.00 each week. What algebraic expression models the total amount you save?

__________________

Write an algebraic model for the situation and evaluate it for the given information?
You are going shopping for some new sweaters, t-shirts, and pants. Sweater (s) cost $30, t-shirts (t) cost $19, and pants (p) cost $18. What algebraic expression models the total cost of the clothes that you buy?
Suppose you bought 26 sweaters, 9 t-shirts, and 23 pairs of pants. How much did you spend?

__________________

Is the relation a function?
{(15, 11), (5, 1), (4,11) ,(9,9),(5,5)}

__________________

What is the slope of the line that passes through the given points?
(-12,12) and (2,4)

__________________

What is the slope of the line that passes through the given points?
(7,-9) and (7,-1)

__________________

What is an equation of the line in slope intercept form?
m = ½ and the y-intercept is (0,-2)

__________________

see graph

__________________

Write the equation in slope intercept form.
What are the slope and y-intercept?
-8x +3x = -10

__________________

Write the equation in slope intercept form.
What are the slope and y-intercept?
¾x + 4/5y = 4

__________________

What is the graph of the equation?
3x - y = 3

__________________

What is the graph of the equation?
-5x + 5y =4

__________________

Write an equation of the line, in point-slope form, that passes through the 2 given points.
points: (-9,4) , (13, -7)

__________________

What is an equation of the line, in point-slope form, that passes through the given point and has the given slope?
point: (9,6) ; slope: 1/3

__________________

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set