Waec 2009 Further Mathematics Past Questions with Answers

Waec 2009 Further Mathematics Past Questions

Question 6:

WAEC 2009

Given

\sin θ = \frac{\sqrt{3}}{2}, 0 ° \leq θ \leq 90 °

, find

\tan 2 θ

in surd form.

A.

- \sqrt{3}

- \frac{\sqrt{3}}{2}

\frac{\sqrt{3}}{2}

\sqrt{3}

View Answer & Explanation

Question 7:

WAEC 2009

Find the coefficient of

x^{4}

in the binomial expansion of

(2 + x)^{6}

.

A. 120
B. 80
C. 60
D. 15

View Answer & Explanation

Question 8:

WAEC 2009

Which of the following binary operations is not commutative?

A.

a * b = \frac{1}{a} + \frac{1}{b}

a * b = a + b - a b

a * b = 2 a + 2 b + a b

a * b = a - b + a b

View Answer & Explanation

Question 9:

WAEC 2009

Express

\frac{2}{3 - \sqrt{7}} in the form a + \sqrt{b}

, where a and b are integers.

A.

6 + \sqrt{7}

3 + \sqrt{7}

3 - \sqrt{7}

6 - \sqrt{7}

View Answer & Explanation

Question 10:

WAEC 2009

The roots of the quadratic equation

2 x^{2} - 5 x + m = 0

are

α

and

β

, where m is a constant. Find

α^{2} + β^{2}

in terms of m.

A.

\frac{25}{4} - m

\frac{25}{4} - 2 m

\frac{25}{4} + m

\frac{25}{4} + 2 m

View Answer & Explanation

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Waec Further Mathematics 2009 Past Questions and Answers

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Waec 2009 Further Mathematics Past Questions

Question 6:

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