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For all real integers, which of the following is always an even number?
I. x3 + 4
II. 2x + 4
III. 2x2 + 4
I. x3 + 4
II. 2x + 4
III. 2x2 + 4
- a)I only
- b)II only
- c)III only
- d)I and II only
- e)II and III only
Correct answer is option 'E'. Can you explain this answer?
Most Upvoted Answer
For all real integers, which of the following is always an even number...
Integers can be even or odd, and positive or negative. Pick real numbers to substitute into the expressions in each Roman Numeral, then eliminate any Roman Numerals that do not always yield and odd number.
Whenever a number is multiplied by 2, the result is always even. Thus, II and III are true; answer choice E is correct.
Whenever a number is multiplied by 2, the result is always even. Thus, II and III are true; answer choice E is correct.
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For all real integers, which of the following is always an even number?I. x3 + 4II. 2x + 4III. 2x2 + 4a)I onlyb)II onlyc)III onlyd)I and II onlye)II and III onlyCorrect answer is option 'E'. Can you explain this answer?
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For all real integers, which of the following is always an even number?I. x3 + 4II. 2x + 4III. 2x2 + 4a)I onlyb)II onlyc)III onlyd)I and II onlye)II and III onlyCorrect answer is option 'E'. Can you explain this answer? for ACT 2025 is part of ACT preparation. The Question and answers have been prepared according to the ACT exam syllabus. Information about For all real integers, which of the following is always an even number?I. x3 + 4II. 2x + 4III. 2x2 + 4a)I onlyb)II onlyc)III onlyd)I and II onlye)II and III onlyCorrect answer is option 'E'. Can you explain this answer? covers all topics & solutions for ACT 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for For all real integers, which of the following is always an even number?I. x3 + 4II. 2x + 4III. 2x2 + 4a)I onlyb)II onlyc)III onlyd)I and II onlye)II and III onlyCorrect answer is option 'E'. Can you explain this answer?.
For all real integers, which of the following is always an even number?I. x3 + 4II. 2x + 4III. 2x2 + 4a)I onlyb)II onlyc)III onlyd)I and II onlye)II and III onlyCorrect answer is option 'E'. Can you explain this answer? for ACT 2025 is part of ACT preparation. The Question and answers have been prepared according to the ACT exam syllabus. Information about For all real integers, which of the following is always an even number?I. x3 + 4II. 2x + 4III. 2x2 + 4a)I onlyb)II onlyc)III onlyd)I and II onlye)II and III onlyCorrect answer is option 'E'. Can you explain this answer? covers all topics & solutions for ACT 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for For all real integers, which of the following is always an even number?I. x3 + 4II. 2x + 4III. 2x2 + 4a)I onlyb)II onlyc)III onlyd)I and II onlye)II and III onlyCorrect answer is option 'E'. Can you explain this answer?.
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