What is the 4th square-triangular number?

Q: what is an algebra expresion

A:

Q: write properties of rational number?

A: Properties of rational numbers:

Q: How did early mathematicians discover that irrational numbers exist?

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Q: Disprove the statement: There is a real number x such that xº +x* +1 = 2x².

A:

Q: Prove that an odd number multiplied by an odd number is odd.

A: The objective is to prove that an odd number multiplied by an odd number is odd.

Q: A "S number" is a positive even number that is not the product of two even numbers. A "B number" is…

A: Given: S number= positive even number that is not the product of two even numbers,  B number=an…

Q: Show that this number is Irrational number

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Q: what are integers ?

A: An integer can be described in simple words as a whole number with negative and positive sides. You…

Q: Who has an answer for these??

A: Question 1 : If  p and q are true and r is false. That is,  p =T , q = T and r = F Then ( q ∧ r ) ∨…

Q: Are some natural numbers  irrational

A: solution:-

Q: Use a random number generator to generate 50 values between zero and one (inclusive). List them in…

A: Note: Hi there! Thank you for posting the question. As there are multiple several questions,…

Q: When can a theorem be cited as a “reason" for a proof?

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Q: By Contradiction prove that √5 is an irrational number.

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Q: What are the ten branches in mathematics?

A: Ten branches of mathematics are:-

Q: State the fundamental theorem of arithmetic.

A: