Mathematics, 08.09.2020 14:01 koranbutterton
QUESTION 4
a) The numbers 3, x, (x + 6) form the first 3 terms of a positive geometric sequence. Find
i)
ii)
the possible value(s) of x
the tenth term of the sequence
5+6 2 marks
[2 marks]
[3 marks]
S
b) Let A =
6 1 1 2
2 3 -1 and B
1-3 1 β 2
-8
3
4.
e
3x1
i)
Write down the inverse of A V
[6 marks]
ii) Find a matrix X such that AX = B β
[4 marks]
c) Sketch the graph of the following polynomial and state the domain and the range.
22
f(x) = -(x + 3)(x + 2)(x - 1)3
0
3x3 ARV
ferse
7
15 marks]
Answers: 2
Mathematics, 21.06.2019 21:00
Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5
Answers: 2
Mathematics, 21.06.2019 23:10
Which best describes the function on the graph? direct variation; k = β2 direct variation; k = -1/2 inverse variation; k = β2 inverse variation; k = -1/2
Answers: 2
Mathematics, 22.06.2019 00:40
Which linear function represents the line given by the point-slope equation y + 1 = β3(x β 5)?
Answers: 1
Mathematics, 22.06.2019 01:30
In the picture below, line pq is parallel to line rs, and the lines are cut by a transversal, line tu. the transversal is not perpendicular to the parallel lines. note: figure is not drawn to scale. which of the following are congruent angles?
Answers: 1
QUESTION 4
a) The numbers 3, x, (x + 6) form the first 3 terms of a positive geometric sequence. Fi...
Mathematics, 27.09.2019 11:50
Chemistry, 27.09.2019 11:50
History, 27.09.2019 11:50
Chemistry, 27.09.2019 11:50
History, 27.09.2019 11:50
Mathematics, 27.09.2019 11:50
Mathematics, 27.09.2019 11:50
Social Studies, 27.09.2019 11:50
Biology, 27.09.2019 11:50
Biology, 27.09.2019 11:50
Mathematics, 27.09.2019 11:50
Chemistry, 27.09.2019 11:50