Is c2−6c+9 a perfect square?
1 answer:
You might be interested in
<em>x</em> is 1000, and the other side of the rectangle is 60 cm.
Area is found by multiplying length by width. Using the sides we know we have
We divide both sides by 5:
To "undo" a square root, we square both sides:
Subtract 2600 from both sides:
3600-2600=x+2600-2600
1000=x
Now we substitute this into the side with x:
Area is found by multiplying length by width. Using the sides we know we have
We divide both sides by 5:
To "undo" a square root, we square both sides:
Subtract 2600 from both sides:
3600-2600=x+2600-2600
1000=x
Now we substitute this into the side with x: