Question 121· Polynomials and the remainder theorem· WAEC
JAMB and WAEC Further Mathematics questions
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Question 122· Polynomials and the remainder theorem· WAEC
The sum of the roots of the equation 2x² − 7x + 3 = 0 is
Explanation and discussionQuestion 123· Polynomials and the remainder theorem· WAEC
α and β are the roots of x² − 4x + 1 = 0. Find 1/α + 1/β.
Explanation and discussionQuestion 124· Polynomials and the remainder theorem· WAEC
If (x + 1) is a factor of x³ + kx² − x − 2, find the value of k.
Explanation and discussionQuestion 125· Polynomials and the remainder theorem· WAEC
Find the quadratic equation whose roots are 3 and −5.
Explanation and discussionQuestion 126· Polynomials and the remainder theorem· WAEC
The roots of a quadratic equation are real and equal when the discriminant is
Explanation and discussionQuestion 127· Polynomials and the remainder theorem· WAEC
The product of the roots of 3x² + 5x − 12 = 0 is
Explanation and discussionQuestion 128· Probability· WAEC
A bag holds 4 red and 6 white balls. Two are drawn at random without replacement. Find the probability that both are red.
Explanation and discussionQuestion 129· Probability· WAEC
Events A and B are independent, with P(A) = 0.4 and P(B) = 0.5. Find P(A and B).
Explanation and discussionQuestion 130· Probability· WAEC
For independent events, P(A) = 0.5 and P(B) = 0.4. P(A and B) is
Explanation and discussionQuestion 131· Probability· WAEC
A letter is chosen at random from the word MATHEMATICS. Find the probability that it is M.
Explanation and discussionQuestion 132· Probability· WAEC
Events that cannot occur together are called
Explanation and discussionQuestion 133· Probability· WAEC
A bag contains 3 red and 5 blue balls. Two balls are drawn at random without replacement. Find the probability that both are red.
Explanation and discussionQuestion 134· Probability· WAEC
A fair coin is tossed four times. Find the probability of exactly two heads.
Explanation and discussionQuestion 135· Probability· WAEC
Two fair coins are tossed. The probability of getting two heads is
Explanation and discussionQuestion 136· Probability· WAEC
A bag has 3 red and 5 blue balls. The probability of picking a red ball is
Explanation and discussionQuestion 137· Probability· WAEC
P(A) = 0.6, P(B) = 0.5 and P(A ∩ B) = 0.3. Find P(A ∪ B).
Explanation and discussionQuestion 138· Probability· WAEC
A fair die is tossed once. Find the probability of getting a number greater than 4.
Explanation and discussionQuestion 139· Probability· WAEC
A and B are independent, with P(A) = 1/3 and P(B) = 1/4. Find the probability that neither occurs.
Explanation and discussionQuestion 140· Probability· WAEC
If P(A) = 0.3, then P(not A) is
Explanation and discussion
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