Answer: x=2
Step-by-step explanation:
6,004,720,080 in expanded form is (6x1,000,000,000)+(4x1,000,000)+(7x100,000)+(2x10,000)+(8x10)
B is the irrational. C & D are rational as they can be written in a ratio, aka a simple fraction. A is rational as it simplifies to +/-2, a whole number.
Answer:
A) 
Step-by-step explanation:
remember Soh Cah Toa!!
