Question 1: Simplify:

Answer:

Question 2: Simplify:

Answer:

Question 3: Simplify:

Answer:

Question 4: Evaluate

Answer:

Question 5: Simplify

Answer:

Question 6: Show that:

Answer:

Hence proved.

Question 8: Show that:

Answer:

Hence proved.

Hence proved.

Hence proved.

Hence proved.

Question 9: Show that:

Answer:

Hence proved.

Question 10: Evaluate:

Answer:

Question 11: Simplify:

Answer:

Question 12:

Answer:

Question 13: Simplify:

Answer:

Question 14: Evaluate:

Answer:

Question 15: Find the value of when:

Answer:

Therefore or

or

Question 16: Simplify

Answer:

really this website is amazing. you can make a andriod and ios app of this

This is a responsive website. So it is easy to read on iphone or android device. Though it is not an app, it gives a feel like that. Try it out.

hey where are the other sums?