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notka56 [123]
3 years ago
8

A farmer is going to plant more than 50 acres in corn this year.

Mathematics
2 answers:
Nina [5.8K]3 years ago
7 0

Answer:

+ 1) is an even number.

Take any n ∈ N, then n is either even or odd.

• Suppose n is even ⇒ n = 2m for some m ⇒ n(n + 1) = 2m(n + 1) ⇒ n(n + 1) is even.

• Suppose n is odd ⇒ n+ 1 is even ⇒ n+ 1 = 2m for some m ⇒ n(n+ 1) = 2nm ⇒ n(n+ 1)

is even. QED

2. The sum of the first n natural num

Step-by-step explanation:

a>50A is greater than 50

a<50a<50

a≥50A is greater than or equal to 50

a≤50

ra1l [238]3 years ago
4 0

Answer:

  • A. a > 50

Step-by-step explanation:

If a is the number of acres, and the farmer is going to plant more than 50 acres, then the correct inequality is:

  • a > 50
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