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

Maximum and minimum value of Sin^2(60-x)+sin^2(60+x)

Maximum and minimum value of Sin^2(60-x)+sin^2(60+x)

Grade:10

2 Answers

Deepak Kumar Shringi
askIITians Faculty 4405 Points
3 years ago
562-1996_Capture.PNG562-911_Capture.PNG
Soumendu Majumdar
159 Points
3 years ago
Dear student,
 sin^2(60-x) + sin^2(60 + x) = 1.5 cos^2 x + 0.5 sin^2 x 
1.5 (cos^2x) + 0.5 (1-cos^2 x)
cos^2x + 0.5
So 0\leq cos^2 x\leq 1
Hence Minimum value = 0.5 = 1/2
Maximum value = 1.5 = 3/2
 
Hope it helps!
For any further queries, don’t forget to ask!

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