PreCalculus
 👍 0
 👎 0
 👁 426

 👍 0
 👎 0
Respond to this Question
Similar Questions

Calculus
Find all points of extrema on the interval [0, 2pi] if y=x+sinx (1.1+(3pi/2)) (pi, pi) (1,0) ((3pi/2), 0) none of these I got pi as my critical number but I'm confused with the intervals.

Math
If A and B are acute angle such that SinA=8/17 and CosB=3/5.Find 1, Cos(A+B) 2, Sin(A+B) 3, Sin(AB)

Algebra 2
Find the values of the inverse function in radians. sin^1(0.65) a. 0.71+2pi n and 0.71+2pi n b. 0.71+2pi n and 3.85+2pi n c. 0.86+2pi n and 0.86 +2pi n d. 0.61+2pi n and 2.54+2pi n 2. tan^1(0.09) a.0.09+2pi n b. no such

Trigonometry
If sinA + sinB = a and cosA + cosB = b, find the value of tanAB/2

math
if cos(BC)+cos(CA)+cos(AB)=3/2 then prove that cosA+cosB+cosC=O and sinA+sinB+sinC=O after that prove that cos(BC)=cos(CA)=cos(AB)=1/2

Maths
Cos^2A/sinAcosecA+sinA=0 Prove lHS =RHS

Precalculus (Trigonometry)
The rotating spotlight from the Coast Guard ship can illuminate up to a distance of 250 m. An observer on the shore is 500 m from the ship. HIs line of sight to the ship makes an angle of 20 degrees with the shoreline. What length

Algebra 2
What values for theta(0

Math
if sinA+sinB=x and cosAcosB=y then find tan[(AB)/2]

math
12. IF 1/SinA+1/CosA=1/SinB+1/CosB ,PROVE THAT: Cot{(A+B)/2}=TanA.TanB

PreCalc/Math
Given cos x=2/3 and 3pi/2

further mathematics
Let P=(cosA sinA) (sinA cosA) Q=(cosB sinA) (sinB cosA) show that PQ=(cosA(AB) sin(A B)) (sinA(A B) cos(AB))
You can view more similar questions or ask a new question.