Which of the following is closest in value to (9^11)-(9^2)? Choices:	A) 9^9	B) 9^8	C) 9^7	D) 9^6	E) 9^11
9^11 is much larger number than 9^2 and as we need approximate value then it's pretty much negligible in this case, so: (9^11)-(9^2) = ~9^11.   Answer: E.   Similar questions to practice:   Hope it helps.
<result>E</result>
Which of the following is closest in value to (9^11)-(9^2)?