# math

Give that x is angle in the first quadrant such that 8sin 2x + 2cosx – 5 = 0
Find:
cosx
tanx

1. 👍 0
2. 👎 0
3. 👁 140

## Similar Questions

1. ### MATH! Help sooo confused!

Consider that point A is located at (x, y) in Quadrant I of the coordinate plane. In which quadrant is point B with coordinates (-x, y) located A)Quadrant I B) Quadrant II C) Quadrant III D) Quadrant IV How do I even find this

asked by Haley on May 17, 2017
2. ### Pre calc

sin(θ + ϕ); sin(θ) = 5/13 θ in Quadrant I, cos(ϕ) = − 2root 5 over 5 ϕ in Quadrant II please give final answer this is bc i have a lot of trouble simplifying the final answer thank you

asked by Andy on April 11, 2017
3. ### Pre Calculus

asked by Amelia on July 9, 2016
4. ### physics

Two forces are applied to ring of a force table, one at an angle 20.0 degrees and the other at an angle of 80.0 degree. Regardless of magnitudes of the forces choose the corect response below. The equilibrant will be in the (a)

asked by lisa on September 28, 2011
5. ### calculus

Find the volume of the solid obtained by rotating the region in the first quadrant enclosed by the curves y= tanx and y=2cosx between the bounds 0 and pi/2. I need the setup.

asked by tom on March 4, 2019
1. ### Math/Physics

Find the magnitude of the resultant force and the angle it makes with the positive x-axis. (Let |a| = 30 lb and |b| = 16 lb. Round your answers to one decimal place.) lal point upward as a 45 degree angle on the first quadrant lbl

asked by #1 on July 22, 2019
2. ### science (physics) Need to solve this today please

(a) Express the vectors A, B, and C in the figure below in terms of unit vectors. (b) Use unit vector notation to find the vectors R = A + B + C and S = C – A – B. (c) What are the magnitude and directions of vectors R and S?

asked by ~christina~ on September 29, 2007
3. ### MATHS

Prove the identity: 4x=1-8sin^2x+8sin^4x

asked by PRELUDE on April 10, 2016
4. ### MATH REPOST

Consider that point A is located at (x, y) in Quadrant I of the coordinate plane. In which quadrant is point B with coordinates (-x, y) located? A) Quadrant I B) Quadrant II C) Quadrant III D) Quadrant IV (HAVING TROUBLENEED HELP

asked by Q&J Wiiffeyy on May 20, 2016
5. ### precalculus

Solve 8sin(pi/4x) = 6 for the four smallest positive solutions Give your answers accurate to at least two decimal places, as a list separated by commas.

asked by Anonymous on April 7, 2013
6. ### Algebra, Trig

Question: A wind turbine has a total height of 50m, with 3 equally spaced blades that are 16m in diameter. 1) Create equations modelling the height of points on the tips of blades One, Two and Three. Graph these three curves on

asked by Helena on October 20, 2017
{"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/math/codecogs": 0, "mathtex.cgi": 0, "katex": 0, "math-container": 0, "wp-katex-eq": 0, "align": 0, "equation": 0, "x-ck12": 0, "texerror": 0}