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find the product of (3x − 7y)2. (2 points)

9x2 − 42xy + 49y2

9x2 + 42xy + 49y2

9x2 − 49y2

9x2 + 49y2

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

What does the sign of the slope tell you about a line?