Define the variable t as t =6.8 then evaluate: ln( |t^ 2 - t^ 3|)

How to write "||" in matlab?

Answer 1

[Walter Roberson]

abs -- and ln is log()

[Maham]

What about" | "this thing?

[Walter Roberson]

https://en.wikipedia.org/wiki/Absolute_value

In mathematics, the absolute value or modulus of a real number x,

denoted |x|, is the non-negative value of x without regard to its sign.

Example:

abs([-3, 3, -inf, inf, -0, 0])

ans = 1×6

3 3 Inf Inf 0 0

[Maham]

Thank u