Question 111
Evaluate the integral ∫(2x^2 - 3) dx.Integration (calculus)Integrationmedium
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WAEC Mathematics – Gambia
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Question 112
If the probability of an event happening is 0.2, what is the probability that it does not happen?Probability and statisticsProbability and statisticseasy
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Question 113
Let A = {1, 2, 3, 4} and B = {3, 4, 5, 6}. What is A ∪ B?Sets and logicSets and Logiceasy
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Question 114
If y = ln(x^2 + 1), what is dy/dx?Differentiation (calculus)Differentiationmedium
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Question 115
Find the sum to 10 terms of the arithmetic sequence where the first term a₁ = 3 and the common difference d = 5.Sequences and seriesSequences and Seriesmedium
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Question 116
Given vectors A = 3i + 4j and B = -i + 2j, find the magnitude of vector A - B.VectorsVectorseasy
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Question 117
Solve the quadratic equation \(2x^{2} - 5x + 2 = 0\). What are the roots?Quadratic equations and functionsQuadratic equations and functionsmedium
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Question 118
Given \( \log_2 (x) = 5 \), find \( x \).Logarithms and exponentialsLogarithms and exponentialseasy
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Question 119
Evaluate the derivative of \(f(x) = 3x^3 - 5x + 7\) at \(x = 2\).Differentiation (calculus)Differentiationmedium
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Question 120
A matrix \(A\) is given as \(\begin{bmatrix}1 & 2 \\ 3 & 4\end{bmatrix}\). Calculate its determinant.MatricesMatriceseasy
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