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.
How is F related to A’s child in ‘A@B$C@D#E$F’?
Pointing to a woman, Naman said, "She is the daughter of the only child of my grandmother". How is the woman related to Naman?
How is W related to R?
How is N related to O?
U is the father of N and Q. Q is the only daughter of W. N is married to O. B and C are children of N. How is W related to C ?
How is A related to V?
If E does not have any Granddaughter, then how many female members are there in the family?
Who is the mother of O?
In a family of six persons, H is the mother of I’s mother. F is married to H. N is the maternal uncle of E, who is married to O. I is the son of O. Ho...
How is P related to M?