Math has 28 Questions

What is returned by math.ceil(3.4)?

3

4

4.0

3.0

What is the output of print(math.copysign(3, -1))?

1

1.0

-3

-3.0

Is the function abs() same as math.fabs()?

sometimes

always

never

none of the mentioned

What is the value returned by math.fact(6)?

720

6

[1, 2, 3, 6]

error

What is the value of x if x = math.factorial(0)?

0

1

error

none of the mentioned

What is math.factorial(4.0)?

24

1

error

none of the mentioned

What is the output of print(math.factorial(4.5))?

24

120

error

none of the mentioned

What is math.floor(0o10)?

8

10

0

9

What does the function math.frexp(x) return?

a tuple containing of the mantissa and the exponent of x

a list containing of the mantissa and the exponent of x

a tuple containing of the mantissa of x

a list containing of the exponent of x

What is the result of math.fsum([.1 for i in range(20)])?

2.0

20

2

2.0000000000000004

What is the result of sum([.1 for i in range(20)])?

2.0

20

2

2.0000000000000004

What is returned by math.isfinite(float('inf'))?

True

False

None

error

What is returned by math.isfinite(float('nan'))?

True

False

None

error

What is x if x = math.isfinite(float('0.0'))?

True

False

None

error

What is the result of the following?

>>> -float('inf') + float('inf')

inf

nan

0

0.0

What is the output of the following?

print(math.isinf(float('-inf')))

error, the minus sign shouldn't havve been inside the brackets

error, there is no function called isinf

1

0

What is the value of x if x = math.ldexp(0.5, 1)?

1

2.0

0.5

none of the mentioned

What is returned by math.modf(1.0)?

(0.0, 1.0)

(1.0, 0.0)

(0.5, 1)

(0.5, 1.0)

What is the result of math.trunc(3.1)?

3.0

3

0.1

1

What is the output of print(math.trunc('3.1'))?

3

3.0

error

none of the mentioned

Which of the following is the same as math.exp(p)?

e ** p

math.e ** p

p ** e

p ** math.e

What is returned by math.expm1(p)?

(math.e ** p) ? 1

math.e ** (p ? 1)

error

none of the mentioned

What is the default base used when math.log(x) is found?

e

10

2

none of the mentioned

Which of the following aren't defined in the math module?

log2()

log10()

logx()

none of the mentioned

What is returned by int(math.pow(3, 2))?

6

9

error, third argument required

error, too many arguments

What is output of print(math.pow(3, 2))?

9

9.0

None

none of the mentioned

What is the value of x if x = math.sqrt(4)?

2

2.0

(2, -2)

(2.0, -2.0)

What does math.sqrt(X, Y) do?

calculate the Xth root of Y

calculate the Yth root of X

error

return a tuple with the square root of X and Y