Fundamentals Drill 1: No Calculator Section
Work these Fundamentals questions without your calculator using the skills you’ve learned so far.
Answers and explanations can be found on this page.
1 .Which of the following represents the statement “the sum of the squares of x and y is equal
to the square root of the difference of x and y”?
A) x^2 + y^2 =
B) x^2 – y^2 =
C) (x + y)^2 =
D) = (x − y)^24 .If a = –2, then a + a^2 – a^3 + a^4 – a^5 =
A) –22
B) –18
C) 32
D) 586 .If 9–2 = , what is the value of x ?A) 1
B) 2
C) 4
D) 67.
In the equation above, if a and b are positive integers and is in its simplest reduced
form, what is the value of a ?
A) 2
B) 9
C) 18
D) 40