Answer:
a) x (x + 3)
b) 2x (x - 4)
c) 3x (2 + 3x^2)
d) 4x^2 (3x - 1)
Step-by-step explanation:
Hope this helps :)
Answer:
The Answer is;
No, it is not a valid inference because his classmates do not make up a random sample of the students in the school.
Step-by-step explanation:
You cannot make a valid inference of the preference of watching TV talk shows by only considering students in one class. You have to randomly select people from the whole population (i.e the total number of students in the school) and then make an inference.
Answer:
no entiendo :C
Step-by-step explanation:
Step-by-step explanation:
by using similarity and enlargement
10/8 = 7+y/7
70=56+8y
8y=14
y= 7/4
10/8 = 5+x/5
50=40+8x
x = 8/10 = 4/5
