For a quadratic equation, which of the following is FALSE?
C
The natural logarithm of x is:
A
When a number is written with a fraction as an exponent, such as , which of the following is the
correct computation?
A
You invest $2m in a bank savings account with a constant interest rate of 5% p.a. What is the value of
the investment in 2 years time if interest is compounded quarterly?
A
Solve the simultaneous linear equations: x + 2y - 2 = 0 and y - 3x = 8
B
Find the roots, if they exist in the real numbers, of the quadratic equation
D
The sum of the infinite series 1+1/2+1/3+1/4+1/5+.... equals:
B
Which of the following properties is exhibited by multiplication, but not by addition?
C
Identify the type and common element (that is, common ratio or common difference) of the
following sequence: 6, 12, 24
C
What is the sum of the first 20 terms of this sequence: 3, 5, 9, 17, 33, 65,…?
C