Question 1

For the following arithmetic sequence: 5, 2, -1, -4,....... find the nth term

Accepted Answer

-3n+8

Answer

5+(n-1)x3

Answer

-3(n-1)-5

Question 2

For the following sequence: 8, 4,2,1,0.5,....... find the nth term

Accepted Answer

8x0.5^(n-1)

Answer

-2x8^(n-1)

Answer

2x8^(n-1)

Question 3

Lucy invests $1000 in a bank that gives 3% interest annually. How much money will she have at the end of 4 years?

Accepted Answer

$1125.5

Answer

1120

Answer

2856.1

Question 4

Find 'x' and 'y'

Accepted Answer

x=-1    y =2

Answer

x = -8   y =5

Answer

x=6   y = -3

Question 5

Find the value/s of 'x' if :      x^2 - 4x + 3 = -x^2 + 2x - 1

Accepted Answer

x = 1    and   x = 2

Answer

x = -1   and   x = -2

Answer

x = -1

Question 6

Find the point/s of intersection of those two graphs

Accepted Answer

(0.0) and (1,1)

Answer

(0,0) and (-1,1)

Answer

(0.0) and a (-1,-1)

Question 7

Find the equation of the asymptote of the function

Accepted Answer

y = 0

Answer

x = -2

Answer

It doesn't have one

Question 8

Find 'x'  if    log x = -1

Accepted Answer

0.1

Answer

10

Answer

0

Question 9

Find the IQR:    1   3   5   7   5   3   9   4   2   0   8   4   3

Accepted Answer

3.5

Answer

2

Answer

9

Question 10

The histogram above shows percentages results in a test, Find an estimation of the mean percentage mark

Accepted Answer

70.3

Answer

75

Answer

70

Question 11

If    4x + 2y = 10,   find the gradient and y-intercept

Accepted Answer

m = -2   c = 5

Answer

m = 2  c = 5

Answer

m = 4      c = 10

Question 12

If the following numbers :  1  5   7   3  x   9  5   have as mean: 5, find 'x'

Accepted Answer

5

Answer

6

Answer

7

Question 13

Choose the correct parabola knowing that: is concave down and has as roots -2 and -3

Accepted Answer

-4(x+2)(x+3)

Answer

4(x+2)(x+3)

Answer

-4(x-2)(x-3)

Related quizzes

Related quizzes