sinx + cosx = 2/3 find cos4x
sinx + cosx = 2/3 find cos4x
f(x)=cos-1(2x/3)+5 for -3/2≤x≤3/2
Verify each trigonometric equation by substituting identities to match the right hand side of the equation to the left hand side of the equation.
A plane flying with air speed of 210 mph is heading northwest bearing 78.5degrees. The wind is blowing 35mph from thew west, bearing 90degrees. Find the ground speed and the true course of the airplane...
A boat is going through the water at 20 mph is heading across the river at an angle with the with the current. (the current is traveling directly east.) If the current causes a drift angle of 8 degrees,...
Extra information: At the bottom of the ride, the passenger is 2 metres above ground. A) Determine a function the represents height, h, above the ground at time, t, if h=20 and t=0...
where t is the time in second since the boat started moving. A) What are the maximum and minimum height of the spot on the paddle? B) What is the speed of the rotation...
It was on my grade 11 math test, a thinking question, and our teacher never gave answers for it. I'm worried it will be a question for the exam. I'm not sure how to go about it, other than making...
How do I do this. Completely forgot
So, why is it that if I do 16/sin(x)=27.9606/sin(40.9658) i get the answer x=22.034281934928 not giving me multiply triangles since 180-22.034281934928=157.965718065072 plus 40.9658 then you will...
Sohcahtoa Mountain has an altitude of 800m. It is one of several that form the Scalenes Mountain Range. The mountain to the east of Sohcahtoa Mountain has a higher altitude. George Geometer was taking...
NOTE: this assignment is due tomorrow and I have nobody to help me. I'm in 9th grade algebra II/trig, and we're just starting to do trig. So for work over spring break, we were assigned some geometry...
I am in basic Trigonometry and we are learning about radians and the length of an arc.
Given that, CotA = b/a
a truck driver travels at 58 miles per hour the truck tires have a diameter of 26 inches what is the angular velocity of the wheels in revolutions per minute
A biker pedaled up a slope of 6 degrees for 150 meters and then another 100 meters at a slope of 9 degrees. a. How far did the biker travel in a horizontal distance? b. How far did the...
need help solving for theta and also finding six solutions for the equation. k is the interger
Katniss can see a hovercraft 127 feet in the air. She is 95 feet from the spot on the ground directly underneath the hovercraft. If Katniss’s eye-level is 5 feet, what is the angle of elevation to...
This is a hard question that I do no understand. Please help immediately.
what are the steps to prove that ( csc(x)+cot(x) ) ( csc(x)−cot(x) )=1