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How many integers in the set {100, 101, 102, 103,104................999}has at least one digit repeated? Is there any shortcut to solve this question?

. If the equation 3x^4- 13x ^ 3 + 7x ^ 2 + 17x + a - 10 = 0 has exactly three positive roots, then a can be

(A) 11

(8) 4

(C) 13

(D) 12

How to improve varc accuracy or score

Guys just keep doing the best you can do. Syllabus is covered. Finish the daily goals. Follow the attempt strategies. That is all we can do. What has to happen will happen. All the best!

How much no. of people in general give Dashcats? Just to get an idea

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Can I leave remainder theorm for CAT? I have covered everything in Number System but memorising all the theorms and tricks of remainder theorm will take up considerable amount of time. I have decided to just focus on HDF and LCM and devisibility rules in Number System for the CAT exam. Is this the right choice?

If y = sqrt(5+sqrt(5-y)), find the value of y. Hint: The value is irrational

I AM NOT ABLE TO SOLVE QA QUESTION ,DONE WITH ALG ARITH AND GEO ,PAST YR TOO ,,,ANY SUGGESTION

how to improve dilr?