This is an example of a systematic sample.
Dr. Jon developed a system in order to get a random sample. His plan was to survey the 4th student that entered his classroom.
Answer:
y = x2 + x - 20 factors into
y = (x +5) * (x -4)
Step-by-step explanation:
Answer:
=x4y2z2−2x3y3z+2x3yz3+x2y4−4x2y2z2+x2z4+2xy3z−2xyz3+y2z2
Make me brainliest
Answer:
1. Prime numbers are easier to count. (Not a statement)
2.Irrational numbers can be written as fractions. (Statement)
3. Natural numbers can be negative. (Statement)
4. Addition is the simplest mathematical operation. (Not a Statement)
5. Equilateral triangles are quicker to construct than scalene triangles. (Not a statement)
6. The set of real numbers is infinite. (Statement)
i hope it will help you!
Answer:
Y = 5.5x
The constant is 5.5
since no matter what y and x are there will always be a 5.5 difference
Also mark brainliest please