BITSAT Mathematics: Questions 1 - 5 of 348

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Question number: 1

» Basic Mathematics » Geometry » Quadrilateral and Properties

MCQ▾

Question

If the quadrilateral formed by lines +by+c=0, a′x+b′y+c=0 , ax+by+c′=0 , a′x+b′y+c′=0 , have perpendicular diagonals, then –

Choices

Choice (4) Response

a.

c2+a2=c′2+d′2

b.

a2+b2=a′2+b′2

c.

b2+c2=b′2+c′2

d.

Question does not provide sufficient data or is vague

Question number: 2

» Permutations and Combinations » Fundamental Principle of Counting

MCQ▾

Question

There are n white and n black balls. The number of ways in which we can arrange these balls in a row so that neighboring balls are of different colors is –

Choices

Choice (4) Response

a.

2(n!)2

b.

2n!(n!)2

c.

n!

d.

2n!

Question number: 3

» Integral Calculus » Integration Using Trigonometric Identities

MCQ▾

Question

∫−13tan−1(xx2+1)+tan−1(x2+1x)dx=________

Choices

Choice (4) Response

a.

2π

b.

4π

c.

π

d.

None of the above

Question number: 4

» Basic Mathematics » Arithmetic » Simplifying Expressions

MCQ▾

Question

If

x=2+12+12+12+12+…∞,

Then the value of x is –

Choices

Choice (4) Response

a.

2+1

b.

2−1

c.

3

d.

All of the above

Question number: 5

» Basic Mathematics » Arithmetic » Number Games

MCQ▾

Question

If R=(2+1)2n+1 and f=R−[R] , then [R] equal is –

Choices

Choice (4) Response

a.

f−1f

b.

f+1f

c.

1f−f

d.

Question does not provide sufficient data or is vague

f Page
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