New posts in algebra-precalculus

Why can a quartic polynomial never have three real and one complex root?

solving $\sqrt{3-\sqrt{3+x}}=x$.

Minesweeper probability

Can't solve quadratic function

What is really the purpose of $i$?

examples of functions with vertical asymptotes in real life

Why doesn't the quadratic equation contain $2|a|$ in the denominator?

How to show this fraction is equal to 1/2?

Shortest distance from point to curve

Prove the following property of $f(x)$?

How to simplify a square root

How to solve : $\,8^x=6x$

$x-\frac1x+y-\frac1y=4\,$ has no rational solutions?

Why is $\sin\left[\arctan\left(\frac{x}{a}\right)\right] = \frac{x}{a\sqrt{\frac{x^2}{a^2} + 1}}$ true? [closed]

How do we get from $\ln A=\ln P+rn$ to $A=Pe^{rn}$ and similar logarithmic equations?

How to algebraically solve $\frac{1}{x} < 5$ inequality to obtain two solutions? [duplicate]

How to solve this determinant equation in a simpler way

Simplifying $\sqrt{4+2\sqrt{3}}+\sqrt{4-2\sqrt{3}}$

One lily pad, doubling in size every day, covers a pond in 30 days. How long would it take eight lily pads to cover the pond? [duplicate]

Can there be more than one power series expansion for a function.