## Transcribed Text

R2.3 Write the following mathematical expressions in Python.
YRS
s=$6+06f+2812 2
FV = PV 1+ INT 100
a3
c - OUSAK
p2(m1 + m2)
R2.4 Write the following Python expressions in mathematical notation.
* (sqrt(1
b. volume - pi
c. volume - 4 *
d.z = sqrt(x * x + y*y)
Chapter 2 Programming with Numbers and Strings
R2.5 What are the values of the following expressions? In each line, assume that
:
2.5
a n) y
21-a.a.a.a.cill
R2.6 What are the values of the following expressions, assuming thatni 17 andais
e. sqrt(sqrt(n))
18?
d. (e+n) / 2.0
f. int(round(0.9 (n m)])
R2.7 What are the values of the following expressions? In each line, assume that
5 "Hello"
"World"
a. Ten(s) Ten(t)
b. s[1] + s[2]
c. 11 /21
d.s.t
e.t.s
R2.8 Find at least three compile-time errors in the following program.
print(x, squared is. x)
xcubed *** 3
R2.9 Find two run-time errors in the following program.
from math import sort
*-2
y - 4
print("The product of " x, "and", y, "is", x . y)
print("Th root of their difference is ", sart(x y))
R2.10 Consider the following code segment.
purchase 19.93
payment 20.00
change payment purchase
print(change)
The code segment prints the change 2$ 0.07000000000000028. Explain why. Give
recommendation to improve the code so that users will not be confused.

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