All real numbers less than 69

Which of these numbers are real numbers and rational numbers: -2/3; 0.32; 27.38452...; 6.4; the s...

Let a and b be real numbers. Describe the graph of r = a cos (theta + b) as much as possible. (The i...

Let a and b be real numbers. The complex number 4 - 5i is a root of the quadratic z^2 + (a + 8i) z +...

Let x and y be real numbers. Then x=y if and only if abs(x-y)< epsilon for every epsilon>0

Let f for all Real numbers, be an odd function. Explain why, for any positive number a, the integral...

Real numbers x and y have a difference of 16 and a product of 23. Find x^2+y^2.

n is the set of real numbers that are factors of 12

If a and b are real numbers, which equation represents the Associative Property of Multiplication?...

The real numbers $x$ and $y$ satisfy the equation $x^2+y^2=14x+48y-8x-26y+16$. What is the minimum v...

For all real numbers b and c such that the product of c and 3 is b, which of the following expressio...

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