Senior Math Exam - Chapter 1

What is the definition of real numbers?

• The set of all even numbers

• The set of all prime numbers

• The set of all rational and irrational numbers, including integers and fractions.

• Only positive numbers

What is the union of two sets A and B denoted as A ∪ B?

• The set that contains all the elements of A and B

• The set that contains the elements of A but not B

• The set that contains the elements of B but not A

• The set that contains the common elements of A and B

Estimate the value of √10 to the nearest whole number.

• 4

• 5

• 6

• 3

Calculate the product of 3.5 and 2.5.

• 10

• 5

• 6.25

• 8.75

Simplify the expression 3(x + 2) using the distributive property.

• 3x + 6

• 3x - 6

• 3x^2 + 6

• 3x + 2

What is the intersection of two sets A and B denoted as A ∩ B?

• Difference of sets A and B

• Set of elements common to both sets A and B

• Union of sets A and B

• Complement of set A with respect to set B

Estimate the value of 25.7 ÷ 4.2 to the nearest whole number.

• 4

• 7

• 5

• 6

Calculate the product of 0.6 and 0.25.

• 0.10

• 0.15

• 1.5

• 0.35

Use the distributive property to simplify the expression 2(3x + 4).

• x + 2

• 6x + 8

• 9x + 12

• 5x + 6

What is the property of exponents when multiplying two numbers with the same base?

• The property of exponents when multiplying two numbers with the same base is to add the exponents.

• The property of exponents when multiplying two numbers with the same base is to subtract the exponents.

• The property of exponents when multiplying two numbers with the same base is to multiply the exponents.

• The property of exponents when multiplying two numbers with the same base is to divide the exponents.