Please help , question is in the picture

Multiplying an even number of negative numbers gives an answer that is choose from:

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?