Waec Further Mathematics 2020 Past Questions and Answers

Question 1:

• WAEC 2020

If V = plog\(_x\), (M + N), express N in terms of X, P, M and V

A. N = X\(^{\frac{v}{p}}\) - M
B. N = X\(^{\frac{p}{v}}\) - M
C. N = X\(^{\frac{v}{p}}\) + M
D. N = X\(^{\frac{p}{v}}\) + M

Question 2:

• WAEC 2020

Determine the coefficient of x\(^3\) in the binomial expansion of ( 1 + \(\frac{1}{2}\)x)

A. \(\frac{5}{8}\)
B. \(\frac{5}{6}\)
C. \(\frac{5}{4}\)
D. \(\frac{5}{2}\)

Question 3:

• WAEC 2020

Given that P = {x : 1 \(\geq\) x \(\geq\) 6} and Q = {x : 2 < x < 10}. Where x are integers, find n(p \(\cap\) Q)

A. 4
B. 6
C. 8
D. 10

Question 4:

• WAEC 2020

If X = \(\frac{3}{5}\) and cos y = \(\frac{24}{25}\), where X and Y are acute, find the value of cos (X + Y).

A. \(\frac{117}{125}\)
B. \(\frac{24}{25}\)
C. \(\frac{3}{5}\)
D. \(\frac{7}{25}\)

Question 5:

• WAEC 2020

Find the median of the numbers 9,7, 5, 2, 12,9,9, 2, 10, 10, and 18.

A. 7
B. 9
C. 10
D. 11