Python L4 Math Operator

Which operator is used for exponentiation in Python?

• ^

• **

• ^^

• *

What will be the output of print(10 // 2)?

• 4.5

• 5

• 4

• 5.0

Which of the following is the correct use of an f-string?

• print(f"Hello" + name)

• print(f"Hello {name}")

• print("Hello " + name)

• print(f"Hello" + {name})

The expression 3 * 2 + 4 / 2 evaluates to the same result as (3 * (2 + 4)) / 2.

• True

• False

Answer explanation

3 * 2 + 4 / 2 gave 8.0 as a result;

while
(3 * (2 + 4)) / 2 gave 9.0

Using // in Python always gives you a float result.

• True

• False

The round() function can be used to control how many decimal places are shown.

• True

• False

The PEMDAS rule helps determine the ​ (a)   of operations in math expressions.

• order
• formula

The output of print(round(7.4567, 2)) is _.

Categorize the expressions into Float Result or Integer Result

Groups:

(a) Float Result

,

(b) Integer Result

• 8 + 3.5

• 10//3

• 7 * 1.5

• 10 - 4

• 5 + 5

• 10/2

Reorder the operations by PEMDAS priority from highest to lowest

• Addition & Subtraction + -

• Parentheses ()

• Exponent **

• Multiplication & Division * /