A quick proof of the logarithmic equivalence of the inverse hyperbolic sine function. A nice exercises that brings together inverse functions, laws of indices, quadratic equations, properties of the exponential function, and more! #math #calculus #engineering

f (x) = 5 cos x-cos 5x #sound #remake #maths #edit #soundofmath | Math

Say GOODBYE to These 3 Excel Functions

If you’re planning to visit the US in the next few years – be prepared to hand over a lot more personal information. The US border force is planning changes that would require Aussies to disclose social media, biometrics and family details before they let you in. #america #immigration

Pregnancy रोकने के Safe Days कौन से हैं? | Calendar Method Explained in Hindi | Dr Neha Mehta