If the distance between the points (4, p) and (1, 0) is 5, then the value of p is
(A) 4 only ย
(B) ยฑ 4 ย
(C) โ 4 only ย
(D) 0
Last updated at Oct. 23, 2021 by
Transcript
Question 22 If the distance between the points (4, p) and (1, 0) is 5, then the value of p is (A) 4 only (B) ยฑ 4 (C) โ 4 only (D) 0 Given Distance between (4, p) and (1, 0) = 5 โ(( ๐ โ๐)๐+(๐โ๐)๐) = 5 โ(( โ3)2+(โ๐)2) = 5 โ(9+๐^2 ) = 5 Squaring both sides ๐+๐^๐=๐๐ ๐^2=25โ9 ๐^2=16 Taking square root ๐=ยฑโ16 ๐=ยฑโ(4^2 ) ๐=ยฑ๐ So, the correct answer is (B)
NCERT Exemplar - MCQ
Question 2
Question 3 Important
Question 4 Important
Question 5
Question 6
Question 7
Question 8
Question 9 Important
Question 10
Question 11
Question 12 Important
Question 13 Important
Question 14 Important
Question 15 Important
Question 16
Question 17 Important
Question 18
Question 19 Important
Question 20
Question 21
Question 22 Important You are here
Question 23 Important
NCERT Exemplar - MCQ
About the Author