A website has the following policy for creating a password: • Passwords must be exactly 8...

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A website has the following policy for creating a password:

• Passwords must be exactly 8 characters in length.

• Passwords must include at least one letter (a-z, A-Z) orsupported special character (@, #, $ only). All letters arecase-sensitive.

• Passwords must include at least one number (0-9).

• Passwords cannot contain spaces or unsupported specialcharacters

According to this policy, how many possible passwords areavailable? (Round to the nearest trillion)

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