A survey team was to measure the distance across a river over which a bridge is to be built. They set up a survey post on their side of the river directly across from a large tree on the other side...

A survey team was to measure the distance across a river over which a bridge is to be built. They set up a survey post on their side of the river directly across from a large tree on the other side...

The question is- In a △PQR, if 3sinP+4cosQ = 6 and 4sinQ+3cosP=1, then the angle R is equal to:

A woman looks at a plane flying directly at her at a constant height and a speed. The plane is traveling 400mph. She first sees the plane at an angle of elevation of 6 degrees with the horizontal...

the ferris wheel at an amusement park measures 16m in diameter. the wheel does 3 rotations every minute. the bottom of the wheel is 1m above the ground is this the write equation for...

the ferris wheel at an amusement park measures 16m in diameter. the wheel does 3 rotations every minute. the bottom of the wheel is 1m above the ground... a) determine the simplest equation that models...

The Celestial Bakery currently sells an average of 750 wedding cakes per month and charges an average of $200 per cake. Market research indicates that for every $5 increase in the price of a cake,...

Two corridors 3m and 4m wide meet at right angles. Find the length of the shortest thin straight road that can pass horizontally around the corner.

Solve: sin(2x) = √2 cos x 0 ≤ x ≤ π Thank you for your help!

let f(x) = sin3x + cos3x (tan x) Let sin x = 2/3 Show that f(2x) = - (4√5) ÷ 9 Thank you for your time!

The sine and cosine functions are used to model periodic behavior. find an internet resource that discusses the periodic behavior.

Posted a question earlier then found the original question which apparently had more info, nned help solving. Heres the question: The 180lb. man climbs up the ladder and stops at the position shown...

cos(x+y) if sinx=12/13, cosx=5/13, siny=8/17, and cosy=15/17

I do not understand what tan(90degrees-x) is equal too. I understand how cos(90degrees-x is equal too sin x but I do know know what tan(90degrees-x) is equal to

My math is online and the helper says that sin∅= y/r= (5√74)/74 = 144.5° . how do u convert that fraction into degrees. I did try the inverse of ∅=sin-1(y/r) , but for my example that...

Two fire lookout stations are 10 miles apart, with station B directly east of station A. Both stations spot a fire. The bearing of the fire from station A is N25°E and the bearing of the fire from...

Need help

Could someone help walk me through how to simply this expression to a single trigonometric function? (1+(sin2x/cos2x))/sec x

tan(2Π/5)-tan(Π/15)-3½tan(2Π/5)tan(Π/15)

a beach has reported its high tide to be at a depth of 58ft and its low tide to be at a depth of 2 ft. High tide occurs at 6:30 am while low tide occurs 6 hours and 12 minutes after high tide. Draw...

A) -1 B) 1 C) 0 D) undefined E) none of these

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