    0

# What is phi in math?

Updated: 9/14/2023 Wiki User

11y ago

It is basically the Golden Ratio approximately 1.6180339887... to find that do 1+square root of 5 divided by 2.

It is also in the Greek alphabet.

It pronounced like this, Fi. Wiki User

11y ago   Earn +20 pts
Q: What is phi in math?
Submit
Still have questions?  Related questions

### What does phi stand for?

In math, Phi, or the Golden ratio is approximatly 1.6180339887.Otherwise, Phi is how you pronounce a greek letter.

### What is the meaning of phi?

It's Golden Section ,which using in math.

### What is the definition of Phi in math?

ratio between diameter and circumference

### What does the term PHI stand for?

phi is a Greek letter commonly used in math and physics. It is pronounced "fee" and seen both capitalized and in lower case. In number there is a special function denoted by phi known as the Euler Phi-function.

phi

### When was Phi Delta Phi created?

Delta Phi was created on 1827-11-17.

### What actors and actresses appeared in Phi-Phi - 1927?

The cast of Phi-Phi - 1927 includes: Rita Jolivet as Madame Fidias

### What is power set of power set of an empty set?

It is the set comprising the following 4 elements:phi,{phi},{{phi}} and{phi, {phi}}

### How do you calculate cos phi -1?

cos(phi - 1) = cos(phi)cos(1) + sin(phi)sin(1)

### How is the golden ratio worked out?

(a+b)/a=a/b=phi (the golden ratio, as defined) (a+b)/a=phi (we'll solve this equation) 1+b/a=phi (just changing the form of the left side a little) 1+1/phi=phi (a/b=phi so b/a=1/phi) phi+1=phi2 (multiply both sides by phi) phi2-phi-1=0 (rearrange) From here, we can use the quadratic equation to find the positive solution: phi=(-b+&radic;(b2-4ac))/(2a) phi=(1+&radic;(1+4))/2 phi=(1+&radic;5)/2&asymp;1.618

### Where is the island of Ko Phi Phi located?

The island of Ko Phi Phi is located in Thailand. Specifically, this island is located between Phuket and the Andaman Sea which sits west of the mainland. Ko Phi Phi is in the Krabi province.

### Where is Phi Phi Island located?

The Phi Phi islands are found in Thailand. They are located between another island, Phuket, and the Andaman sea to the west. They belong to the Krabi province of Thailand.