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Trigonometric functions - Jamb Mathematics Past Questions and Answers

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Jamb Mathematics Past Questions

Jamb Past Questions and Answers on Trigonometric functions

Question 1:


The mean of the numbers 1.2, 1.0, 0.9, 1.4, 0.8, 0.8, 1.2 and 1.1 is

A. 1.5
B. 0.8
C. 1.0
D. 1.02
E. 1.05

View Answer & Explanation

Question 2:


If y = x sin x, Find \(\frac{d^2 y}{d^2 x}\)

A. 2 cosx - x sinx
B. Sinx + x cosx
C. Sinx - x cosx
D. X sinx - 2 cosx

View Answer & Explanation

Question 3:


The derivative of cosec x is

A. Tan x cosec x
B. -cot x cosec x
C. Tan x sec x
D. -cot x sec x

View Answer & Explanation

Question 4:


The derivative of cosec x is

A. Tan x cosec x
B. -cot x cosec x
C. Tan x sec x
D. -cot x sec x

View Answer & Explanation

Question 5:


If y = 2x - sin2x, find dy/dx when x = π/4

A. π
B. -π
C. π/2
D. -π/2

View Answer & Explanation



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