the square root of 62 is irrational
Hello,
y=x²-10x+7=x²-2*5x+25-25+7=(x-5)²-18
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Answer:
See explanation
Step-by-step explanation:
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If a quadratic function is written in the form

Then (h,k) is the vertex, and 'a' is a constant.
For instance

has vertex at (2,3).
Also, an absolute function in the form

has vertex at (h,k).
This means

also has vertex at (1,3).
I hope this explanation is helpful.
A parallelogram is a four-sided figure with opposite sides parallel.
Answer:
According to logarithmic properties.... The right hand side can be written as
log base 7 (180/3).....which is log base 7 60
So according to the question cancel out the log base 7 from both sides....
Then we get 8r + 20 = 60
That is 8r = 40..
That is r = 5......
Therefore the value of r is 5