The exact question was: "Rotate the coordinate axes to eliminate the xy term. 2x2 + 2(sqrt3)xy + 4y2 - 8 = 0" (sqrt= square root) ...
The exact question was: "Rotate the coordinate axes to eliminate the xy term. 2x2 + 2(sqrt3)xy + 4y2 - 8 = 0" (sqrt= square root) ...
2tan25° -------------- 1−tan225° That's the best way I know how to format it.
I am busy going over some questions from my current maths topic but I'm stuck on this. the question states not to use a calculator, so do I use the reduction formulae if so, how?
The question asks to the nearest minute, it also asks express 172.45 as an angle.
1. What is the degree of the following monomial? -3f^3g^4h^5 2. Which of the following expressions is a polynomial? F(x)=-3x^4√x+13x^2-5x F(x)=2/x^2-15x F(x)=x^3-11x^2+3^x F(x)=2x^3-5x^5-2/9x^2+9 3...
Use the Law of Cosines to find angle B if a=4,b=6, and c=9 (Round to 2 decimals places) I don't know if this answer is right but this is what I did cos B = (6^2 - 4^2...
How do you solve for b?
A tetrahedron has edges of 5cm each. What is the angle between any two faces? Please explain how to answer this question. Thanks :)
Can you show me how to proof that this triangle in both situations as fast as you can thanx in advance
1. What are the formulas used to convert a point from rectangular coordinates to polar coordinates? 2. How can you describe rectangular coordinates in terms of their polar counter parts...
Use the fundamental identities to simplify the expression
London eye. The wheels 32 passenger capsules are attatched to the external circumfrence of the wheel and are rotated by electric motors. Each excursion lasts the lenght of time it takes to complete...
put into polar form
The angle of elevation of a kite 60 degrees with 500 feet of string out. Assuming the string is taut, how high is the kite?
Solve triangle ABC if possible. Round answers to the nearest tenth. 9. a=15ft, B=100 degrees , C=16 degrees 10...
A new homeowner has a triangular-shaped backyard. Two of the three sides measure 40 ft and 70 ft an form an included angle of 120 degrees. To determine the amount of grass seed...
The rotor blades of a helicopter are 20 ft long and are rotating at 100 rpm. a. Find the angular speed of the rotor. b. Find the linear speed of a point on the tip of a blade.
Find a positive angle and a negative angle coterminal with 176 degree angle.
GIVEN THAT SINθ= -11/61 AND θ IN QUADRANT IV DETERMINES SIN 2θ, COS 2θ, TAN 2θ. WHICH QUADRANT IS 2θ IN. SIN 2θ= COS 2θ= TAN 2θ=
DETERMINE SIN 2θ, COS 2θ, AND TAN 2θ AND THE QUADRANT IN WHICH 2θ LIES, GIVEN INFORMATION BELOW. TANθ= -3/4 AND θ IN QUADRANT IV