Pre Calculus

Find the exact value of sin(1/2arcsin(-7/25))

  1. 👍 0
  2. 👎 0
  3. 👁 120
asked by Mary

  1. Been there, done that a few minutes ago
    http://www.jiskha.com/display.cgi?id=1389226155

    1. 👍 0
    2. 👎 0
    posted by Damon

Respond to this Question

First Name

Your Response

Similar Questions

  1. MATH

    Find the exact value of sin(1/2arcsin(-7/25))

    asked by Mary on January 8, 2014

  2. MATH

    1.)Find the exact solution algebriacally, if possible: (PLEASE SHOW ALL STEPS) sin 2x - sin x = 0 2.) GIVEN: sin u = 3/5, 0 < u < ï/2 Find the exact values of: sin 2u, cos 2u and tan 2u using the double-angle formulas. 3.)Use the

    asked by MAKITA on April 10, 2009

  3. Trig hep, please? Thank you!

    1. Find the exact value of sin(195(degrees)) 2. If cot2(delta)=5/12 with 0(

    asked by Michelle on August 17, 2013

  4. Maths

    Solve for x (exact solutions): sin x - sin 3x + sin 5x = 0 ¦Ð ¡Ü x ¡Ü ¦Ð ---------------- Thankyou. I tried find the solutions on my graphics calculator but however, the question is to find the EXACT solution(s) for the

    asked by sqleung on February 28, 2008

  5. Math

    1. Find the exact value of 2tan pi/12 / 1-tan^2 pi/12 root 3/3? 2. Given tanθ = -1/3 and with θ in quadrant IV, find the exact value of cos2(θ) 4/5 3. Exact value of cos^2 67.5 - sin^2 67.5 root3 /2 4. The expression cos 3θ

    asked by mysterychicken on June 3, 2013

  6. trig

    solve for x in the following equations: 1) sin(arcsin x) = 1 2) 2arcsin x = 1 3) cos(arccos x) = 1/3

    asked by Abbey on January 8, 2012

  7. trigonometry

    5. If cot 2θ = 5/12 with 0 ≤ 2θ ≤ π , find cosθ, sinθ, and tanθ 8. Find the exact value of sin2a if cosa = 4/5(a in Quadrant I) 13. Find the exact value of tan2 if sinB = 5/13 (B in quadrant II) 14. Solve sin 2x + sin

    asked by Alonso on December 18, 2012

  8. trigonometry

    1) Find the exact value of the expression: tan−1(tan(−120651/47π))... How do you find Tan(-120651/47pi)? I don't know how to find exact values, if it's not a recognizable value. 2)Find a simplified expression for

    asked by Dan on May 3, 2015

  9. Math

    Evaluate *Note - We have to find the exact value of these. That I know to do. For example sin5π/12 will be broken into sin (π/6) + (π/4) So... sin 5π/12 sin (π/6) + (π/4) sin π/6 cos π/4 + cos π/6 sin π/4 I get all those

    asked by Anonymous on November 25, 2007

  10. Calculus

    I need to find the exact solutions on the interval [0,2pi) for: 2sin^2(x/2) - 3sin(x/2) + 1 = 0 I would start: (2sin(x/2)-1)(sin(x/2)-1) = 0 sin(x/2)=1/2 and sin(x/2)=1 what's next? Ok, what angle has a sin equal to say 1/2 sin

    asked by Jen on August 21, 2006

More Similar Questions