A 5 metre tall sign is placed on top of an office building. From a point on the sidewalk level with the base of the building, the angle of elevation to the top of the sign and the angle of elevation...

A 5 metre tall sign is placed on top of an office building. From a point on the sidewalk level with the base of the building, the angle of elevation to the top of the sign and the angle of elevation...

Given sin x=24/25, determine all possible values of sin x/2.

rewrite the expression and find it as four linear factors

Tan = -2

I have a math problem in which I have to prove the identity sin2θ= 2tanθ/1+tan2θ using Double-Angle Identities and I'm trying to figure out how to solve it.

Solve the given equation over the interval [0,2): 2sinx+ (sqrt 3) sin^2x=-(sqrt 3) cos^2x A. x=0, and x=(pi/2), and x=(3 pi/2), and x=2(pi)x=(3 pi/2), and x=(7 pi/2) b. x=(4 pi/3) and...

Provide an exact evaluation of the expression: tan (-285°).

Find the value for sin (θ) if the following conditions hold: cos(2(theta)) = 3/5 and 90(degrees) < (theta) < 180(degrees) A. (1/25) B. (sqrt5/25) C. (2 sqrt5/5) D. (sqrt5/5)

Mr. Fandale is sitting on his surfboard 220 feet from a lifeguard on shore. A shark is swimming towards him and 106 feet away. The angle that Mr. Fandale makes between the shark and the lifeguard...

Tan x (cos x + cot x) = sin x + 1 Determine if identity

You have a right triangle and the hypotenuse is 10 and adjacent side is 6 and the opposite side is 8, this is what the triangle looks like except NO cm! http://www.cimt.plymouth...

I'm using an online school and the answers are very sensitive, so I'm unsure if I'm doing the problem wrong, or I'm entering something wrong. Sine function Amp.- sqrt (2) Period-...

limx-->positive infinity tan ( x/x^2+1) limx--> negative infinity cot ( pix/4x+1) This is so confusing for me, i would lice a detailed step...

2x+5y=10 with an explanation

y^2=x^2-25 i have to solve for y

Is it pi•n ( n is any integer)

When making a graph for secx on interval [ (-pi/(2) , (3pi)/(2) ] how do I know the numbers in between these two to put on the x axis?

A 555-mile, 5-hour plane trip was flown at two speeds. For the first part of the trip, the average speed was 105mph. Then the tailwind picked up, and the remainder of the trip was flown at an average...

1. The graph of f(x)=abx with a > 0 and b > 0 has initial value ______.

please help

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