Which of the following equations demonstrate that the set of polynomials is not closed under the certain operations?
2 answers:
<span>Division: (x^2+2x) / (x+1) = x+ x/x+1</span>
Solution:
A. Division

→→→True
B. Multiplication
L HS

R HS

LHS ≠ RHS
→→→→False
C: Addition
L HS

→→→True
D: Multiplication
LHS
→→→True
Option B: is not correctly closed under Multiplication.
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The principal square root 4 and its negative -4
If it is right triangle use pythagorean
f(x) = x^2-25
inverse:
y = x^2-25
x = y^2-25
y = sqrt(5 +25)
Answer is B
Answer:
2/3
Step-by-step explanation:
1. add all the beads up together:
20+10+30= 60
2. add the blue and yellow beads up:
10+30= 40
3. put 40 over 60
40/60 which equals 2/3
4. the final answer:
2/3
Answer: 555555
Step-by-step explanation:
55555