ixambee.com
New Enroll in RBI Grade B New Batch - Starts on May 21

    • My Home
      • Dashboard
      • My Account
      • My Courses
      • My Performance
      • Packages
      • Logout
    • youtube Free Videos
      Youtube VideosLive Classes RBI Grade BLive Classes SEBI Grade ALive Classes IBPS PO & RRB
    • Previous Year Paper
    • Exams
    • Online Course
    • Free Mock Test
    • General Awareness
    • Daily Practice
    • All Courses
    • Private Jobs New
    • Testimonials
    ixambee mentorbee
    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. Trigonometry
    5. if 8 sin 2 x + 3 cos 2 x = 4  then find tan x

    Question

    if 8 sin 2 x + 3 cos 2 x = 4

     then find tan x
    A 1 Correct Answer Incorrect Answer
    B 1/2 Correct Answer Incorrect Answer
    C 1/√2 Correct Answer Incorrect Answer

    Solution

    8 sin2 x + 3 cos2 x = 4 ----- (1) Now we know that sin2 x + cos2 x = 1 or 8 sin2 x + 8 cos2 x = 8 ----(2), So by solving equation (1) & (2), we will get, cos2 x = or cosx = Putting the value of cosx in equation (1), we will get sin x = so tan x = = =

    Practice Next
      More Trigonometry Questions
    • Who among the following live on topmost floor?

    • Five persons, G, U, Y, K and C, live in a five-storey building such that bottommost floor is numbered as 1 and the floor immediately above it is numbere...

    • Who lives on the floor immediately above Moni?

    • Which among the following box is placed immediately below Box Z?

    • Who among the following organized party immediately after B? 

    • Who among the following attends music class on Wednesday?

    • How many boxes are kept above box G?

    • How many persons celebrate their birthday between Gupta and Mangal?

    • Which of the following box is kept just below the box which contains Push – pin?

    • Experience of who among the following person is 26 years?

    Relevant for Exams:

    • ISRO Assistant (Rajbhasha)
    • ISRO Rajbhasha Assistant

    Please Register/Login to Download Question

    I Pledged to:

    Please Enter Details

    call-back
    Please enter Name We'll never share your email with anyone else.
    Please enter Correct Mobile Number We'll never share your email with anyone else.

    Thank You

    +91-9205524028 Available Mon-Sat (10 AM to 7 PM)

    [email protected]

    © ATOZLEARN EDUTECH PRIVATE LIMITED All rights reserved.

    Update Address

    Please enter complete address
    Please enter pincode
    Please enter State
    Please enter City

    Download the app

    ×
    QR Code
    Get Started with ixamBee

    Start learning 50% faster. Sign in now

    Please enter Mobile Number Please enter valid Mobile Number
    Please enter Mobile Number Please enter valid Mobile Number
    Email id already Exists Please Enter valid Email Address
    Please enter valid OTP Mail sent on your email