exam Maths Puzzle Numerical Ability

what is 3 over 4 plus greaterthan negative 3 over 4

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exam Other Question

Two cars leave Salt Lake City, traveling in opposite directions. One car travels at a speed of 80km/h and the other at 96km/h. In how many hours will they be 528km apart? Please help me with the following problem:
If we extablish an identity:
(cos^2 A)/(1 + sin A) would equal which of the following?
1. cos^2 A + cot A cos A
2. 1 + sin A
3. 1 - sin A
4. 1
Thank you, Lennie