7. (a) A computer is programmed to choose an integer between 1 and 99, inclusive, so that the probability that it selects the integer r is equal to log100 (1+). Suppose that the probability that 81

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Plz solve this(a , b) part kindly in one hour and take a thumb up plz i need only handwritien soloution not typed soloutuon so plz solve this now in one hour only and plz solve handwritten correctly and take a thumb up. Plz solve (a and b) part both plz solve the both in one hour and take a thumb up plz
7.
(a) A computer is programmed to choose an integer between 1 and 99, inclusive,
so that the probability that it selects the integer r is equal to log100 (1+).
Suppose that the probability that 81 <I< 99 is equal to 2 times the probability
that r = n for some integer n. What is the value of n?
(b) In the diagram, AABD has C on BD.
AC
2, CD = 1,
AD
3
and
Also, BC
%3D
cos(ZACD)
3
Determine the length of
АВ.
D
Transcribed Image Text:7. (a) A computer is programmed to choose an integer between 1 and 99, inclusive, so that the probability that it selects the integer r is equal to log100 (1+). Suppose that the probability that 81 <I< 99 is equal to 2 times the probability that r = n for some integer n. What is the value of n? (b) In the diagram, AABD has C on BD. AC 2, CD = 1, AD 3 and Also, BC %3D cos(ZACD) 3 Determine the length of АВ. D
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