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Vocabulary
Name the Method
Solve
Pretest Ch. 2 Questions
Fun :)
100
lcl is the distance from c to 0 on the number line
What is absolute value
100
Method in which you graph two separate equations and find the x-coordinates of where the two graphs cross.
What is intersection method
100
Solve: • lx-4l=8
What is x = √12 x=√-4
100
Find all real solutions of the given equation: √(x + 6) + √(x) = -5
What is no solutions
100
What is the largest fresh water lake in the world?
What is Lake Superior
200
Name the vocab term represented by: b < c > d means b < c and c < d
What is compound inequalities
200
Method in which you rewrite as a function, then graph and find the x-intercepts.
What is x-intercept method
200
Solve using inequalities. (Get answer in an inequality as well) 2 < 3x + 5 < 2x + 11
What is x < 6 → -1 < x < 6
200
Find all real solutions of the equation: 0= x2-2x-3 ------------ x+1
What is x=3
200
Name the seventh planet from the sun
What is Uranus
300
Name the vocab term represented by: ◦[c,d] ---> c < x < d ◦(c,d) ---> c < x < d ◦[c,d) ---> c < x < d (c,d] ---> c < x < d
What is interval notation
300
This is an example of ________. 3x^2 -x=10 3x^2-x-10=0 (3x+5)(1x-2)=0 (3x+5)(1x-2)=0 = -5/3 and 2
What is factoring
300
Solve by graphing with inequalities: x4 + 10x3 + 21x2 > 40x + 8 and x4 + 10x3 + 21x2 - 40x - 8 > 0
What is (-∞, -.18) OR (1.296, ∞)
300
Find all real solutions of the given equation: l 5 - 0.05x l + 4 = 19
What is x=200 and x=-400
300
What color is Absynth?
What is green
400
An equation with a square root or cube root, etc.
What is radical equation
400
This method only works if the "b" term is missing.
What is square roots
400
Solve: 3x2=9
What is x=+-√3
400
Solve using quadratic formula: x^2-12x+34 = 0
What is x=6土√2 or 6-√2 or x= 7.41 or 4.59
400
What was the first planet to be discovered using the telescope, in 1781?
What is Uranus
500
The relation between two expressions that are not equal, employing a sign such as ≠ “not equal to,” > “greater than,” or < “less than.”
What is inequality
500
-b±√b^2-4ac ---------------- 2a
What is quadratic formula
500
Solve: (x + 5) (x - 2)2 (x - 8) < 0
What is [- 5, 8]
500
How much of a 40% acid solution must be mixed with 80 gallons of a 22% acid solution to obtain a solution that is 30% acid?
What is 64 gallons
500
What is sushi traditionally wrapped in?
What is edible seaweed