Test2 Flashcards
1
Q
What is the midpoint of (5, 7) and (-1, -5)?
A
(2, 1)
2
Q
What is the axis of symmetry?
2x2 - 12x + 16
A
3
3
Q
What is the gradient of a line is perpendicular to y = 3x2?
A
-1/3
4
Q
What is the midpoint of (3, 4) and (-2, -4)?
A
x = 0.5, y = 0
5
Q
What is the midpoint of (7, 15) and (-1, -2)?
A
(3, 6.5)
6
Q
Factorise.
x2 + 3x - 10
A
(x + 5)(x - 2)
7
Q
What is the gradient of a line is perpendicular to y = -2x2?
A
1/2
8
Q
A
-1/3
9
Q
A
0
10
Q
What is the vertex?
5x2 - 20x + 6
A
(2, -14)
11
Q
Solve.
-6x + 6y = 24
x + y = 0
A
x = -2, y = 2
12
Q
What is the axis of symmetry?
3x2 - 6x - 40
A
1
13
Q
A
5/3
14
Q
Sove for x.
3x + 14 = 29
A
5
15
Q
A
1/4
16
Q
A
-2
