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Example Questions
Example Question #2 : Squaring / Square Roots / Radicals
Simplify the radical.
Possible Answers:
Correct answer:
Explanation:
We can break the square root down into 2 roots of 67 and 49. 49 is a perfect square and reduces to 7.
Example Question #2 : Squaring / Square Roots / Radicals
Expand:
Possible Answers:
Correct answer:
Explanation:
Use the perfect square trinomial pattern, setting :
Example Question #3 : How To Find The Square Of A Sum
If is expanded, what is the coefficient of ?
Possible Answers:
There is no term in the expansion of .
Correct answer:
Explanation:
The coefficient of is therefore 11.
Example Question #2 : How To Find The Square Of A Sum
If is expanded, what is the coefficient of ?
Possible Answers:
There is no term in the expansion of .
Correct answer:
Explanation:
The coefficient of is therefore 10.
Example Question #3 : Squaring / Square Roots / Radicals
Expand:
Possible Answers:
Correct answer:
Explanation:
Use the perfect square trinomial pattern, setting :
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