The formula for the Pythagorean theorem is,
Answer:
y = -(x + 1)² + 4
Step-by-step explanation:
y = -x² − 2x + 3
First, factor the leading coefficient from the first two terms.
y = -(x² + 2x) + 3
Complete the square.
y = -(x² + 2x + 1 − 1) + 3
Simplify and factor.
y = -(x² + 2x + 1) + 1 + 3
y = -(x + 1)² + 4
Area=basexheight
Area=9x4
Area=36
Answer: One thousand six hundred and eighty - three students (1,683)
Step-by-step explanation: 49% of 3300 is 1,617 . If 49% don't get enough sleep then then question is indirectly asking for the exact amount of that particular 51%