plz solve these??chapter-functions

Q1->the total number of solution of sin 3.14x=|log|x||??(3.14=pie)
Q2->what is odd and even extension??
Q3->total number of ways of factorising the number of 676 in 2 factors that are prime to each other??
Q4-> total number of solutions of [sinx]+cosx=0,where []=GIF????and x≡[0,100pie]??

7 Answers

1
prateek mehta ·

1
prateek mehta ·

2 solutions for the interval xE[0,1]

0 solution for the interval xE(1,2]

2 solutions for the interval xE(2,3]

beyond that no solution ..

so the answer is 4

1
prateek mehta ·

4) zero

1
jangra28192manoj jangra ·

in the 4th question
in the intervel (0,2pi) answer is no solution. prateek is right

1
jangra28192manoj jangra ·

inthe 1st question there are total six solution
2 solutions are in the interval [-2,-1]

1
prateek mehta ·

oops.... silly mistake.sory.....yes [-2,-1] will also be included making the total no of solutions 6...

1
ujjwalkalra kalra ·

man gaya na bola tha tuje phone pe 6 sol honge

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