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Solve 7^(log x) + x^(log 7)=98...

Solve `7^(log x) + x^(log 7)=98`

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ALLEN -TEST PAPER-MATHS
  1. Select the INCORRECT order of EN of following species :

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  2. Select the CORRECT order of E.A. ?

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  3. Select the CORRECT order of I.E.2 ?

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  4. Select the CORRECT order according to given property ?

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  5. Which of the following species exist as liquid at room temperature ?

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  6. Which of the following statement is CORRECT ?

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  7. Select the CORRECT order of lattice energy ?

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  8. If "sin 6A + sin 2A"/"cos 6A + cos 2A"=tan (lambdaA) where lambda in I...

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  9. If the expression sqrt(log^2x)+sqrt(4 cos^2 y-4 cos y+1) takes its lea...

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  10. Identify the incorrect option ("log"10 3=0.4771)

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  11. If sin^6 theta+sin^4 theta+cos^6 theta+cos^4 theta is written in the f...

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  12. If x=3 prod(r=2)^(n) log((2n-1))(2n+1) then the value of log3|cospix| ...

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  13. Solve 7^(log x) + x^(log 7)=98

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  14. The number of solutions of the equation log7(x+2)=log49(4-x) is :-

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  15. The value of ("sin"(2pi)/9-"sin"(35pi)/(36))/("cos"(2pi)/9+"cos"(35pi)...

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  16. The expression sqrt(sin^4 1^@+2+2cos 2^@)+sqrt(cos^4 1^@-2cos2^@+2) ...

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  17. If 25^(log5cos x)=a and e^(ln(-sinx))=b then the correct option is (wh...

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  18. The value of (3 tan 5^@-tan^3 5^@)/(1-3tan^2 5^@) is :-

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  19. If log2 log3 log4 (x+1) =0, then x is :-

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  20. if roots of the equation log2^2x-100 log2 x+3=0 and x1 and x2 then num...

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