Tell whether the relation is a function.

A. Function
B. Not a function


Answer: A

Mathematics

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Solve. = 3 + 

A. 5, 8 B. -1 C. -5, -8 D. No solution

Mathematics

Use a special product formula to simplify.(5a - 7c)(7c + 5a)

A. 5a2 - 7c2 B. 25a2 - 49c2 C. 25a2 - 70ac - 49c2 D. 25a2 + 70ac - 49c2

Mathematics

Use identities to fill in the blank with the appropriate trigonometric function name.cot 65° = 

A. sec B. csc C. cot D. tan

Mathematics

Divide.0.151 ÷ 10,000

A. 0.0000151 B. 0.000151 C. 151 D. 0.00151

Mathematics