dogsrule

4 Questions
3 Answers

0

3

2

+24

Let $m$ and $n$ be positive integers. If $m$ has exactly $7$ positive divisors, $n$ has exactly $10$ positive divisors, and $mn$ has exactly

Let $m$ and $n$ be positive integers. If $m$ has exactly $7$ positive divisors, $n$ has exactly $10$ positive divisors, and $mn$ has exactly $22$ positive divisors, then how many divisors does $m^2 n^2$ have?

dogsrule Aug 8, 2024

+1

11

1

+24

Let $m$ and $n$ be positive integers. If $m$ has exactly $7$ positive divisors, $n$ has exactly $10$ positive divisors, and $mn$ has exactly

Let $m$ and $n$ be positive integers. If $m$ has exactly $7$ positive divisors, $n$ has exactly $10$ positive divisors, and $mn$ has exactly $22$ positive divisors, then how many divisors does $m^2 n^2$ have?

dogsrule Aug 5, 2024

0

18

5

+24

Help

For a certain value of k, the system
x + y + 3z &= 10,
-4x + 2y + 5z &= 7,
kx + z &= 3

has no solutions. What is this value of k?

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dogsrule Mar 19, 2024

+1

7

5

+24

Help

Consider the two expressions $\frac{6x^3+9x^2+4x+7}{2x+3}$ and $3x^2+2+\frac1{2x+3}.$
a) Show that the two expressions represent equal numbers when $x=10.$
b) Explain why these two expressions do not read more ..

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dogsrule Feb 6, 2024

+24

0

Let $m$ and $n$ be positive integers. If $m$ has exactly $7$ positive divisors, $n$ has exactly $10$ positive divisors, and $mn$ has exactly $22$ positive divisors, then how many divisors does $m^2 n^2$ have?

dogsruleAug 8, 2024

+24

0

That is not correct.

dogsruleMar 20, 2024