Answer:
2.rational 3.integer 4.whole number
Step-by-step explanation:
The number 7 is all three of these.
<u>Answer-</u>

<u>Solution-</u>
Given the two polynomials are 
So their product will be,

Distributing the Parentheses,

Applying minus-plus rules,

Simplifying further,

Answer:
5000
Step-by-step explanation:
Answer:
13x + 112 = 320.
Step-by-step explanation:
The perimeter is the sum of the 3 sides:
1/2 x + 3/8 x + 11 + 3/4 x + 3 = 40
1/2 x + 3/8 x + 3/4 x + 3 + 11 = 40
1/2 x + 3/8 x + 3/4 x + 14 = 40
Multiply through by 8 to remove the fractions:
4x + 3x + 6x + 14 = 40
13x + 112 = 320.