Let A - -3- -4- B - -1- 2- and P - -2- - 1- 2- - 1- If the sum PA - PB is minimum- then the value of - is

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Rolle's Theorem

Let A = (3, –...

Question

Let A = (3, –4), B = (1, 2) and P = (2λ – 1, 2λ + 1). If the sum PA + PB is minimum, then the value of λ is

Open in App

Solution

Suggest Corrections

Similar questions

p λ^{4} + q λ^{3} + r λ^{2} + s λ + t = ∣ ∣ ∣ ∣ ∣ \begin{matrix} λ^{2} + 3 λ & λ - 1 & λ + 3 λ + 1 & - 2 λ & λ - 4 λ - 3 & λ + 4 & 3 λ \end{matrix} ∣ ∣ ∣ ∣ ∣

λ

p, q, r, s, t

t

| {log}_{2} x + 1 | + ∣ ∣ 1 - ({log}_{2} x)^{2} ∣ ∣ = ∣ ∣ {log}_{2} x + ({log}_{2} x)^{2} ∣ ∣,

x

{λ} \cup [μ, \infty) .

| {log}_{2} x + 1 | + | 1 - {log}_{2}^{2} x | = | {log}_{2} x + {log}_{2}^{2} x |,

x

{λ} \cup [μ, \infty) .

λ

x - λ = 2 y - 1 = - 2 z

x = y + 2 λ = z - λ

\frac{\sqrt{7}}{2 \sqrt{2}},

| λ |

A = (3, - 4), B (1, 2)

P = (2 k - 1, 2 k + 1)

P A + P B

k

Join BYJU'S Learning Program