So, today we gonna tell you the secret trick to find the image of a point with respect to a line in 15 seconds, literally it will not take more than 15 seconds. Whatever the question is for a 2D plane or a 3D plane, the trick works for both. First, We welcome you to […]
Today we talk about a very important and high weightage chapter Trigonometry. Also, you get here Short notes of Trignometry and an all-important formulas sheet for it! this will definitely help you in competitive exams like JEE, NDA, Bitsat, Ntse, SSC-CGL, CHSL etc. First of all, we talk about basic formulas and identities of trigonometry:-
1. Short Trick to multiply 2 digit numbers:- In this trick, we learn about ‘How to multiply two-digit numbers quickly’ (i) AB × CD = AC / AD + BC / BD Let A, B, C, D are 4 different numbers then for multiplying AB x CD is equal to multiplication of A & D
Today, we will tell you the super-duper trick to find the square root of any complex number in just 20 seconds only. First, we talk about the method of finding the square root of a complex number. Let a complex number (a+ib) and we have to find the square root of (a+ ib)Assume √(a+ib) = (x+iy)
Short trick to Get √17 in just 3 second Follow these Steps :- We know the Non Perfect Square root number like √16 , √25, √100, √144 etc. Now, we have to Find the square root √7 So, we have follow this method:- Step 1: To Find the square root we divied. the number