The focus of this unit is understanding geometry using positions of points in a Cartesian coordinate system. The study of the relationship between algebra and geometry was pioneered by the French...

The focus of this unit is understanding geometry using positions of points in a Cartesian coordinate system. The study of the relationship between algebra and geometry was pioneered by the French...

If log2sinx - log2cosx -log2(1-tan^2x) = -1, Then find x. Options : A) (nπ)/2 + π/8, n€Z B) nπ - π/8, n€Z C) (nπ)/4 + π/2, n€Z D) none of these Answer is...

What is the value of sin A?

(cot2 theta + 1) (tan theta)

1. (sec x-1)(sec x+1) = tan2x 2. cot 2θ = cot2 θ-1 -------------...

Answers: 1. 4a^2-a+6 2. 4a^2-a+4 3. 4a^2+7a+6 4. 4a^2+7a+4

A lighthouse is stationed at a point P some distance away from the nearest point Q on a straight shoreline. It is found that the beam of light is moving alon the shore at a rate of 220pi m/s when...

Find the exact value of the trigonometric function at the given real number. 1. a) cos 5pi/3 b) cos (-5pi/3) c) cos 7pi/3 2. a...

Show that the point is on the unit circle 1.) (5/13, 12/13) 2.) (√pi/6, 5/6) Find the terminal point on the unit circle...

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

if cos (y-z)+cos(z-x)+cos(x-y)=-3/2,prove that cosx+cosy+cosz=0=sinx+siny+sinz

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...

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