Can you solve below mathematical equation?

2^1234 - 2^1233

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Can you spot the hidden girl in the picture below?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Our product and our sum always give the same answer. Who are we?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?