Darry

9 Questions
16 Answers

0

468

3

+67

How do you find the distance between the edges of two mutually contained circles?

If there are two circles with known position and radius, and one (the smaller one) is inside the other, how do I find the distance between their edges?

How would read more ..

Darry Jul 26, 2021

0

416

0

+67

How do you find the derivative of xth root of x?

How would you find the derivative of ? The derivative rule of gives me the new formula of (because ). However, this equation isn't the derivative of , and I can't figure out how else you would determine that.
<read more ..

Darry May 7, 2021

+1

629

1

+67

Double-Angle and Half-Angle Identities

Given that tan(x) = -2 and pi/2 < x < pi, find cos 2x.

a. - 4/3
b. - 4/5 read more ..

Darry May 15, 2020

+2

1103

3

+67

Finding angles from sides of a triangle

I need help with how to solve this problem, not the actual answer. Thanks in advance!

(Capital letters are angles, lowercase letters are sides)
read more ..

Darry Dec 20, 2019

+2

767

0

+67

What causes repetition in cosine stacking?

cos(-56)= 0.559192903471
cos(cos(-56))= read more ..

Darry Dec 20, 2019

+1

784

2

+67

True or False?

The solution to tan(x)=3.284 is a linear measurement. True or false?

Darry Dec 19, 2019

-2

943

3

+67

[Off-Topic] How is forum score calculated?

I created my account about a week ago, and have posted one question and one answer. Both got +1. However, I have a score of 7, and it's increased by one or two in the last few days, despite me not doing anything during that time.
What exactly defines read more ..

Darry Dec 17, 2019