Answer: 5/x3-1/x2+8/x-40 is not polynomial. The rest are polynomial.
Step-by-step explanation:
Polynomials cannot have a number divided by a variable so 5/x3-1/x2+8/x-40 can't be a polynomial.
Answer:
A.
Step-by-step explanation:
A) 12 is divided by 4 since the twelve cookies are shared equally between four children.
B) 12 is multiplied by 4 since each band uniform has 12 buttons and there are four band uniforms.
C) 12 is substracted by 4 since four boats will not participate in the race out of a total of 12 boats.
D) 4 is added to 12 since there are already 12 monkeys but now 4 more will arrive.
Answer:
y=-2
Step-by-step explanation:
2x-y=12
-
x+3y=-1
2)
2x-y=12
-
2x+6y=-2
3)
-7y=14
y=-2