4. Triangle TRY was reduced to form triangle PIE.
1 answer:
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The given expression is
49 is the square of 7 and 64 is the square of 8.
So we can write the given expression as
Given:
The expression is
To find:
The value of the given expression when y=-5.
Solution:
We have,
Putting y=-5, we get
Therefore, the value of the given expression is 50 when y=-5.