Question 121
What is the value of x if 2x + 5 = 15?AlgebraAlgebra: Solving linear equationseasy
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NSC Mathematics – South Africa
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Question 122
Which of the following functions is linear?FunctionsFunctions: Types and propertieseasy
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Question 123
If f(x) = x^3 - 4x, what is f'(x)?CalculusCalculus: Differentiation rulesmedium
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Question 124
In triangle ABC, if angle A = 30° and angle B = 60°, what is angle C?GeometryGeometry: Angles in triangleseasy
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Question 125
What is the probability of rolling a sum of 7 on two fair six-sided dice?ProbabilityProbability: Basic probability calculationsmedium
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Question 126
Find the exact value of sin 45°.TrigonometryTrigonometry: Exact values of special angleseasy
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Question 127
Evaluate the limit: lim(x→0) (sin x)/x.CalculusCalculus: Limits involving trigonometric functionsmedium
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Question 128
In circle geometry, the angle subtended by a diameter at the circumference is:GeometryGeometry: Circle theoremsmedium
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Question 129
If f(x) = 2x^2 - 3x + 5, what is f(3)?FunctionsFunctionseasy
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Question 130
Solve for x: 3x - 7 = 2x + 5.AlgebraAlgebra: Linear Equationseasy
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