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NECTA Basic Mathematics – Tanzania

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Question 31

Find the derivative of f(x) = 3x² - 4x + 7.
AlgebraAlgebrahard

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Question 32

What is the value of 3 + 5 × 2?
Number operationsNumber Operationseasy

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Question 33

Solve for x: 2x + 3 = 11.
Linear equationsLinear Equationseasy

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Question 34

Factorize the quadratic expression x² - 5x + 6.
Quadratic equationsQuadratic Equationsmedium

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Question 35

Calculate the volume of a cylinder with radius 3 cm and height 7 cm. (Use π ≈ 3.14)
MensurationMensurationmedium

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Question 36

If sin θ = 0.6 and θ is an acute angle, what is cos θ?
TrigonometryTrigonometrymedium

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Question 37

A fair coin is tossed three times. What is the probability of getting exactly two heads?
Statistics and probabilityProbabilitymedium

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Question 38

Find the length of the hypotenuse of a right triangle with legs measuring 9 cm and 12 cm.
TrigonometryTrigonometryeasy

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Question 39

The mean of five numbers is 12. If one number is 20, what is the mean of the remaining four numbers?
Statistics and probabilityStatisticseasy

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Question 40

What is the value of (-3) × 4 + 6 ÷ 2?
Number operationsNumber Operationseasy

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