Name the property illustrated by the statement.5 + (21 + 17) = (5 + 21) + 17
A. associative property of addition
B. identity element for addition
C. commutative property of addition
D. distributive property
Answer: A
Mathematics
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Perform the operations indicated. Write your answer in simplest form.128 ÷ (-8)
A. -26
B. - 
C. -16
D. 16
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Determine the domain and range of the function. Then graph it.f(x) = 
A. domain = [-5, ?), range =[0, ?)
B. domain = (-?, ?), range = (-?, ?)
C. domain = [0, ?), range = [5, ?)
D. domain = (-?, ?), range = [-5, 5]
Mathematics
Determine the degree of the polynomial.-4x3 - 7x2 - x + 8
A. 5 B. 6 C. -4 D. 3
Mathematics
Find the quotient using short division.102 ÷ 3
A. 37 B. 32 C. 36 D. 34
Mathematics