If x ¤ y = (x + y)² - (x - y)²
Then √5 ¤ √5 =

Question

Mathematics

Answered

If x ¤ y = (x + y)² - (x - y)²
Then √5 ¤ √5 =

Sagot :

ID Other Questions

When One Object Pushes Or Pulls Another Object The First Object Is

Kelly Buys Shoes With All The Of Her Money. She Only Has $150. One Pair Of Shoes Is For Her And They Cost $40. The Other 2 Pairs Of Shoes Are For Her Sisters. E

Which Equation Is True When N =4 A 2n=6 b N + 3=7 c 9-n=13 d N 12 = 3 N Over 12 Is Fraction Form In Ms Perrons Class 75 Percent Of Students Are Boys. There Are

How Can Individuals Make A Difference In Addressing Geographical Issues??

Write A Story Problem Using Mixed Numbers That Need To Be Scaled Up. The Problem Should have At Least Five Mixed Numbers That Will Be Scaled Up. Be Sure To Show

Did The First Qin Emperor Create A Strong But Lenient Government

What Nickname Did This Group Of Soldiers Have? (2 Points) Victory Brigade The Rough Riders Roosevelt's Raiders The San Juan Hill Gang

Iambic Pentameter Is Often Used In? -plays -blank Verse -prose -parliament

Which Word Best Completes The Sentence? What __________ Will The Bad Weather Have On Our Travel Plans? A. Effect B. Affect

42 People Have Breakfast On Saturday Morning 1/7 Of The People Ate Eggs Only . 2/3 Of The People Ate Pancakes And Eggs Only . The Remaining People Ate Pancakes

Анонимid Анонимid · Answer 1

Анонимid Анонимid

[tex]x\ \diamond\ y=(x+y)^2-(x-y)^2=x^2+2xy+y^2-(x^2-2xy+y^2)\\\\=x^2+2xy+y^2-x^2+2xy-y^2=4xy\\\\\sqrt5\ \diamond\ \sqrt5=4\cdot\sqrt5\cdot\sqrt5=4\cdot5=20[/tex]

Answer Link