Math miscellaneousHard
Question
Image of the point (1, 0, 2) in the plane x - y + z = 0 is -
Options
A.(-1, 0, 2)
B.(0, -1, 2)
C.(2, -1, 0)
D.(-1, 2, 0)
Solution
Let the image be (a, b, c)
Equation of line AP is
= λ⇒ Let a = λ + 1,
b = - λ & c = λ + 2
Mid-point of AP lies on the plane
⇒
= 0⇒ = -2 ⇒ P(-1,2,0)
Create a free account to view solution
View Solution FreeMore Math miscellaneous Questions
If α + iβ = (√3 + i)3n1(1 - i)-2n2, then...If x2 - 3x + 1 = 0, then value of expression x9 + x7 + x-9 + x-7 is equal to :-...If (1 - x + x2)n = a0 + a1x + a2x2 + ....... + a2nx2n, then a0 + a2 + a4 +........+ a2n is equal to:-...If f(x + y) = f(x) . f(y) ∀ x.y and f(5) = 2, f′(0) = 3 then f′(5)is...equals...