Mathematics MCQs

Mathematics ? Differentiation Questions with solutions MCQs

1. Match derivatives with results: 1. d/dx(tanx) 2. d/dx(cosx) 3. d/dx(secx). Results: i. sec?x, ii. -sinx, iii. secx?tanx. Choose correct.

A

(1)-i, (2)-ii, (3)-iii

B

(1)-ii, (2)-iii, (3)-i

C

(1)-iii, (2)-i, (3)-ii

D

(1)-i, (2)-iii, (3)-ii

Mathematics ? Differentiation J.E Civil (SD) 2025
Correct Answer : A
Explanation :

d/dx tanx=sec?x, cosx=-sinx, secx=secx?tanx.

Correct Answered :

Wrong Answered :

2. d/dx (cot?? x) = ?

A

-1/(?(1-x?))

B

1/(x?-1)

C

-1/(1+x?)

D

None

Mathematics ? Differentiation J.E Civil (SD) 2025
Correct Answer : B
Explanation :

Derivative of cot??x = -1/(1+x?).

Correct Answered :

Wrong Answered :

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