Hey there! Sign in to join this conversationNew here? Join for free
    • Thread Starter
    Offline

    0
    ReputationRep:
    Hey everyone, so I have a quick core 2 related question that I was wondering if anyone could help me with...



    Solve the following equations: cos^2(x) = (7^1/2) / 13

    Am I right in saying that cos(x) would equal + ((7^1/2) / 13)^1/2 as well as
    -((7^1/2) / 13)^1/2 ?
    Offline

    0
    ReputationRep:
    I thought you meant core 2 quad...:ahee:

    Also the answer is
    Spoiler:
    Show
    on Orion's Belt.
    • Thread Starter
    Offline

    0
    ReputationRep:
    (Original post by Hooj)
    I thought you meant core 2 quad...:ahee:

    Also the answer is
    Spoiler:
    Show
    on Orion's Belt.
    Hehe, nah I'm not that far yet.

    Also what's Orion's Belt?
    Offline

    3
    ReputationRep:
    Post this in the Maths forum.
    • Thread Starter
    Offline

    0
    ReputationRep:
    O ok, sorry
 
 
 
  • See more of what you like on The Student Room

    You can personalise what you see on TSR. Tell us a little about yourself to get started.

  • Poll
    Will you be richer or poorer than your parents?
  • See more of what you like on The Student Room

    You can personalise what you see on TSR. Tell us a little about yourself to get started.

  • The Student Room, Get Revising and Marked by Teachers are trading names of The Student Room Group Ltd.

    Register Number: 04666380 (England and Wales), VAT No. 806 8067 22 Registered Office: International House, Queens Road, Brighton, BN1 3XE

    Quick reply
    Reputation gems: You get these gems as you gain rep from other members for making good contributions and giving helpful advice.