MATH TEST - 3 - ISSB Pakistan

Academic Tests (MATH)-3 (QM)

Academic Tests (MATH)-3 (QM)

The number of attempts remaining is 100

1 / 10

1. a = 3i + j = k and b = 2i+j-k then direction cosines of 2a + b is:

A. [3/√11,1/√11,-1/√11] (b)

B. 8

C. [8/√82,3/√82,-3/82]

D. [2/√6,1/√6-1/√6]

2 / 10

2. ƒ dx/√1-x²= =?

A. Tan -1 x+ c

B. Cot - ¹ x+c

C. Cos -1 x + c

D. sin -1 x+ c

3 / 10

3. ƒ log x dx =?

A. x log x-x+c

B. x log x + c

C. x log x+x+c

D. (log x)² + c

4 / 10

4. ƒ 2 2 f (x)dx =?

A. ƒ -2+2 f(x)

B. ƒ 0 0 f(x)dx

C. – ƒ 2 0 f(x)dx

D. 0

5 / 10

5. The commutative law for addition of two vectors a and b is:

A. ab = ba

B. ab = a + b

C. a.b= b. a

D. a+b=b+a

6 / 10

6. ƒ a x dx=?

A. a x / log a

B. a x+1 / x+ 1

C. a x log a

D. xa x-1

7 / 10

7. If a, b, c are coterminous edges than volume of parallelepiped and are related as:

A. Volume of tetrahedron = 1/2(Volume of parallelepiped)

B. Equal

C. Volume of tetrahedron = 1/6(Volume of parallelepiped)

D. Volume of tetrahedron = 1/3 (Volume of parallelepiped)

8 / 10

8. If a and b are two non collinear vectors and xa - yb = 3a + yb:

A. B

B. A-B

C. A

D. 3

9 / 10

9. The diagonal of a rhombus intersect each other at angle:

A. Zero

B. 60°

C. 30°

D. 90°

10 / 10

10. ƒ sin pdx/cos²x is:

A. Cos p tan x

B. Sin p sec²x

C. Sin p tan x

D. Cos p sec²

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MATH TEST - 3

10x Questions with Answer Sheet

MATH TEST - 3

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