Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

Find all the possible values of x, y x, y not equal to zero such that sec 2 A = 4xy/(x+y)^2

Find all the possible values of x, y
x, y not equal to zero such that
sec2A = 4xy/(x+y)^2

Grade:11

1 Answers

Jitender Singh IIT Delhi
askIITians Faculty 158 Points
7 years ago
Ans:Hello student, please find answer to your question
sec^{2}A = \frac{4xy}{(x+y)^{2}}
sec^{2}A \geq 1
\frac{4xy}{(x+y)^{2}}\geq 1
4xy\geq (x+y)^{2}
(x+y)^{2}-4xy \leq 0
(x-y)^{2} \leq 0
Only solution is
x = y
x, y\in R - (0)

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free