Posted by **mysterychicken** on Sunday, May 16, 2010 at 12:15am.

55. Find the range of y = 2x + 1.

a. all real numbers

b. all positive numbers

Not sure..

67. Name the Property: -2 + (10+1) = (-2 + 10) + 1

a. Commutative Property of Multiplication

b. Inverse property of addition

c. Commutative Property of Addition

d. Associative Property of Addition

I think it might be C or D

73. Which of the following are in function notation?

a. y = mx + b

b. f(x) = 3x - 1

c. x = 2x + 1

d. (4,5)

B?

75. Name the property: 7 + (4 + 4) = (7 + 4) + 4

a. Inverse Property of Addition

b. Associative Property of Addition

c. Commutative Property of Multiplication

d. Commutative Property of Addition

I'm stuck between B and D...

99. Which property describes (ab)3 = a(b3)?

a. Inverse Property of Multiplication

b. Associative Property of Addition

c. Associative Property of Multiplication

d. Commutative Property of Multiplication

C or D...

Thanks

-MC

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