State the name of the property illustrated.(7 + 3) + 4 = (3 + 7) + 4

A. Associative property of addition
B. Distributive property of multiplication over addition
C. Inverse property of addition
D. Commutative property of addition


Answer: D

Mathematics

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Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.(6 + 5)2

A. 36xy + 60 + 25x
B. 36xy + 60x + 25x
C. 36xy + 30x + 25x
D. 36xy + 60y + 25x

Mathematics

Solve the logarithmic equation.log2(x - 3) + log2(x - 9) = 4

A. {11} B. {1} C. {12} D. {11, 1}

Mathematics

Indicate whether the statement is true always, sometimes, or never.When i is raised to an odd power, the result is -1.

A. Always B. Sometimes C. Never

Mathematics

Verify the identity.sin 4x = 2 sin 2x cos 2x

What will be an ideal response?

Mathematics