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DOL Equivalency

Last updated almost 2 years ago

3 questions

1

1

1

Question 1

1.

Which expression is equivalent to -\sqrt{54}?

-48\sqrt{6}

-28\sqrt{3}

-3\sqrt{6}

-4\sqrt{6}

Question 2

2.

Which expression is equivalent to 9x^{2} - 30x + 25?

(3x - 5)(3x + 6)

(3x + 5)(3x - 5)

(3x + 5)^{2}

(3x - 5)^{2}

Question 3

3.

Which expression is equivalent to 3 (3b - 4) ?

16b + 16

16b + 12

9b - 12

9b - 9