College Algebra/Grammar quiz

This is a self quiz for the text b:Algebra/Grammar

Question 1: Which of the following could be a variable?

1 No, 1 is a constant, because it represents a specific number

2 No, 2 is a constant, because it represents a specific number

3 No, 3 is a constant, because it represents a specific number

a Yes, a can be a variable, because it does not represents a specific number

Question 2: If y=2x+4z-5k, which of the following does Y not depend on?

x No, y is dependent on x

y Yes, y is not dependent on itself

z No, y is dependent on z

k No, y is dependent on k

Question 3: Which variable is not the w:independent variable in the following equation: x=2y+3z-5k

x Yes, x is a dependent variable

y No, y is a independent variable

z No, z is a independent variable

k No, k is a independent variable

Question 4: Which monomial is like 3x?

3y No, If two monomials are "like", they can be added/subtracted

2z No, If two monomials are "like", they can be added/subtracted

z No, If two monomials are "like", they can be added/subtracted

x Yes, x and 3x can be added and subtracted from each other

Question 5: Using the distributive property, which is equal to 5(3+2+10)

5(3)+2+10 No, 2 and 10 must be multiplied by something

5(3)+3(2)+2(10) No, 2 and 10 must be multiplied by 5

5(3)+5(2)+5(10) Yes

15 No, 15 must be multiplied by 5

Question 6: Which set is a subset of the set {1, 3, 5, 7}

{1, 2, 3} No, 2 is not a member of the orginal set

{1, 3, 5, 7, 9} No, 9 is not a member of the orginal set

{1, 2, 3, 4 ...} No, 4 is not a member of the orginal set

{3, 7} Yes

Question 7: Which is a member of the set of natural numbers?

6/3 Yes, 6/3=2

2/3 No

1/2 No

2.1 No

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