Question
For which range of 'p' does the expression 19p - 2p²-
35 have a positive value??Solution
ATQ: So, 19p - 2p²- 35 > 0 Or, 2p²- 19p + 35 < 0 Or, 2p²- 14p - 5p + 35 < 0 Or, 2p(p - 7) - 5(p - 7) < 0 Or, (2p - 5) (p - 7) < 0 So, p = 2.5 or p = 7 For any value of 'p' > 7, the value of expression 2p²- 19p + 35 becomes, positive. So, 'p' lies between 2.5 and 7.
Which command provides a bilingual environment?
Which of the following is a type of malicious software designed to replicate itself and spread to other computers?
Which memory type is directly accessed by the CPU to retrieve and store data?
Which of the following authentication methods is the most secure?
What are Portrait and Landscape settings called?
Which of the following is not a storage device?
The common name for the crime of stealing passwords is:
What type of malware locks a user's files and demands payment?
What is 'Phishing'?
What is the purpose of an intrusion detection system (IDS)?
