Given:
Consider the expression is
To find:
The value of given expression using a suitable identity.
Solution:
We have,
Using the identity , we get
Therefore, the value of the given expression is .
Enter the numerical coordinates of the vertices of quadrilateral ABCD in the table. (Point A has been done for you.) Then predic
t the numerical coordinates of the vertices of quadrilateral A′B′C′D′ as the figure reflects about four different lines of reflection: x-axis, y-axis, y = x, and y = -x.
2 answers:
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