A line contains points (4, 7) and (-3, 2). Find the slope.
The slope is 5/7.
100
What is one of the factors of x2-7x+12?
(x-3) or (x-4)
100
Simplify (3x+6)(2x-3).
The answer is 6x2-3x-18
100
Simplify 3√16.
The answer is 12.
100
SET THEORY!!!!
A={1,2,3,4,5}. B={2,3,4,5,6}. What is A ∩ B?
A ∩ B= {2,3,4,5}
200
What is the slope of the line with the equation 3x-2y=12?
The slope is 3/2.
200
Factor 4x2-25.
The factored form is (2x+5)(2x-5).
200
Simplify (5x2-8x+7) - (-3x2+11x+4).
The answer is 8x2-19x+3.
200
Simplify √20
The answer is 2√5
200
Solve the inequality 3x-4≤8
The solution is x≤4.
300
What is the equation of the line that passes through (-4,0) and (0,4)?
The equation is y=x+4.
300
What is a factor of 4x2-5x-6?
The factored from is (x-2)(4x+3).
300
Simplify (3xy2)2(6x-1y)0.
The simplified form is 9x2y4.
300
Simplify √50+√18.
The answer is 8√2.
300
Find the solution.
3x+y=6
y=-4x+5
The solution is (-1,9)
400
What is the equation of the line passing through the points (1,7) and (2,10)?
The equation is y=3x+4.
400
Factor x3-5x2+6x
The answer is x(x-2)(x-3).
400
What is the perimeter of this triangle?
(SHOW THE TRIANGLE!)
The perimeter is 11a2+2a+4.
400
Multiply. √10∙√14
The product is 2√35.
400
Is the following relation a function?
{(1,2),(2,3),(2,4),(3,5),(4,5),(6,7)}
What is the domain?
This is NOT a function. The domain is {1,2,3,4,6}.
500
Which system of equations is represented by this graph?
(SHOW THE GRAPH!)
The solution is:
x+y=-5
y=2x+4
500
What is the factored form of x2-16x+64?
The answer is (x-8)2
500
Which expression is equivalent to (-3x2y)(2x3y-2)?
The answer is -6x5/y.
500
(2√3)(4√5)(3√2).
...Do it.
The answer is 24√30.
500
Carl is planting trees and bushes at his house. He ordered 13 bushes and 4 trees at a total cost of $487. He decided this was not enough, so he ordered 6 more bushes and 2 more trees at a cost of $232. What is the cost of one tree?