Polynomials
Classify by number of terms & degree:
2x2 + x + 7
Quadratic Trinomial
_____________ Lines intersect to form 90 degree angles.
Perpendicular
Where is the translation telling you to go?
(x + 7, y - 2)
Right 7, Down 2
Solve the Proportion:
2/5 = 16/x
x = 40
What is the slope of the line?
y = 3x -7
3/1 or 3
What is the SUM?
(2x + 4) + (7x2 + 3x - 2)
7x2 + 5x + 2
_____________ angles share a vertex and are opposite each other.
Vertical
What is the line of reflection?
(-2, 3) -> (2, 3)
Reflection over the y-axis
Solve the proportion:
5/x+1 = 6/x+9
x=39
Given h(x) = 3x - 5, find h(3).
4
What is the DIFFERENCE?
(3x2 + 7x + 10) - (x2 + 4x + 2)
2x2 + 3x + 8
The two remote interior angles are 57 degrees and 110 degrees. What is the exterior angle?
167 degrees
What is A' after a 90 degree CLOCKWISE rotation?
A (2, -6)
A' (-6, -2)
List all 3 Similarity Theorems/Postulates.
SSS, SAS, AA
Solve for y.
3(y + 7) = 24
y=1
What is the PRODUCT?
(x + 3)(4x2 - 5x + 1)
4x3 + 7x2 - 14x + 3
In parallel lines cut by a transversal, ____________ angles are in the same relative position.
Corresponding
List all 5 Congruence Theorems/Postulates
SSS, SAS, AAS, ASA, HL
What is A' after a Dilation of 3?
A (4, -2)
A' (12, -6)
Factor out the Greatest Common Factor:
9x - 21
3(3x - 7)
What is the PRODUCT?
(2x2 - x + 3)(x2 + 2x - 1)
2x4 + 3x3 - x2 + 7x - 3
Given the angles of triangle ABC, solve for x:
<A = (3x + 9)
<B = (x)
<C = (x+1)
x=34
What is point A (-3, 4) after a translation of (x - 3, y + 1), then a 180 degree rotation?
A' ( 6, -5)
What is A after it was dilated by 0.5 to create A' (10, 4)?
A (20, 8)
Factor:
x2 + 5x + 6
(x + 2)(x + 3)