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Jay
  • Member for 8 years, 5 months
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16 votes
Accepted

Find what percent X is between two numbers?

6 votes
Accepted

How do I differentiate $\sin^2x$?

4 votes

Finding equation of chord of hyperbola.

3 votes
Accepted

Using Trigonometry vs. Geometry

3 votes

use the fact that $\tan 2x=\sin2x \ /\cos2x$ to prove that $\tan 2x=2\tan x/(1-\tan^2x)$

2 votes

Evaluate the log expression

2 votes
Accepted

find arclength given angle of circle in degrees and radius oif circle

2 votes
Accepted

What do I have to do different when taking derivative of $2^{-x}$ opposed to $2^x$

2 votes
Accepted

Coordinates of a Change of Basis

2 votes

simplifying the trigonometric expression $\frac{\cot\theta - \tan\theta}{\sin\theta + \cos\theta} + \frac{1}{\cos\theta}$

2 votes

Solving $2-2\sin^2(x)-\frac{3}{2}\sin(2x)=0$

2 votes

Proof by contradiction that if a set $A$ contains $n_0$ and contains $k+1$ whenever it contains $k$, then it contains all numbers $\ge n_0$

2 votes

Solving for the equation, giving exact solutions between (0 and $2\pi$)

1 vote

Finding inverse using logs

1 vote

How do I calculate permutations where some values are restricted?

1 vote

Four Square and Eight Promblem

1 vote

Find an equation of this form: $y = ax^2 + bx + c$

1 vote

binomial event when rolling a 6 sided dice

1 vote

$3\cos(x+1) =\cos(x+2)$. This is a equation, involving trigonometric functions.

1 vote

How to show whether a statement is true or false(Example question inside)?

1 vote
Accepted

Integration step

1 vote

Maximize the inradius given the base and the area of the triangle

1 vote
Accepted

Is there a simplification of this sum of quadratic sums?

1 vote
Accepted

Show that T is a rotation through an angle, and find the angle

1 vote
Accepted

In an arithmetic sequence series formula, can n be negative?

1 vote
Accepted

How many chords of a circle with n points on it?

1 vote
Accepted

Equation for focus and directrix

1 vote

How did my book simplify this?

1 vote
Accepted

Finding the derivative of a rational function with limit definition

1 vote

Function : using the rule $y = ax+b$ find the missing information in the table