Can Resultant Of Three Vectors Be Zero
Resultant of three vectors will be zero if all of the below conditions are applicable: 1. All 3 vectors are... View Article
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What If Dot Product Is Negative
If the dot product is negative, the angle is greater than 90 degrees and one vector has a component in... View Article
Why Is Cramers Rule Useful
Cramer’s rule will be useful to find the unique solution to a system of equations. It is a handy way... View Article
What Is The Joint Probability Of Two Mutually Exclusive Events
Basically, there are two concepts, Joint probability and mutually exclusive events. Joint probability is a statistical measure that is calculated... View Article
Does Every Matrix Have A Determinant
The answer is “NO”. The determinant only exists for square matrices. Stay tuned with BYJU’S for more Maths articles. Also,... View Article
What Are The 3 Elementary Row Operations
Elementary row operations are certain elementary operations that can be performed on matrices. As the name suggests, only the rows... View Article
How You Multiply A 3 2 And 2 2 Matrix
Yes, we can multiply a 3×2 and 2×2 matrix. Here we have to multiply 3×2 matrix and 2×2 matrix, which... View Article
How Do You Multiply A 3 3 Matrix By A 3 1 Matrix
Before we multiply two matrices, we have two ensure that the number of columns in the first matrix is equal... View Article
How Do You Check If Two Matrices Are The Same
Two matrices are the same if their number of rows and columns are the same and the corresponding elements are... View Article
How Do You Write Equations
In Algebra, we deal with various types of equations such as, linear equations, quadratic equations, cubic equations, rational equations and... View Article
Can I Use 2 Capacitors In Series
The answer is “Yes”. We can connect 2 or more capacitors in series. When the capacitors are connected in the... View Article
What Are The Real Fourth Roots Of 256
The 4th root of 256 is 4. As we know, the square root of a number is a value, which... View Article
Can Derivatives Be Zero
The answer is “Yes”. The derivative of any function is the rate of change of the value of function. The... View Article
How Do You Integrate Two Variables
Integrate two variables also known as integration by parts. It is a special kind of integration method when two variables... View Article
P Is A Point On The Line Through The Point A Whose Position Vector Is A And The Line Is Parallel
1) a+6b 2) a+(6/|b|)b 3) a-6b 4) b+(6/|a|)a Answer: (2) a+(6/|b|)b Solution: Given, PA = 6 Let the required vector... View Article
If Ab 3i J K And Ac I J 3k If The Point P On The Line Segment Bc Is Equidistant From Ab
1) 2i – k 2) i – 2k 3) 2i + k 4) None of these Answer: (3) 2i +... View Article
If A And B Be Points With Position Vectors A And B Wrt Origin O If The Point C On Oa Is
1) 2b – ½ a 2) 3b – ⅓ a 3) b – ½ a 4) None of these Answer:... View Article
A B C D Are Four Points On A Plane With Position Vectors For Triangle Abc D Is The
1) Incentre 2) orthocentre 3) centroid 4) None of these Answer: (2) orthocentre Solution: Given, (a−d).(b−c)=0, ∴DA.CB=0 Hence, AD⊥BC Again,... View Article
If Da A Ab B And Cb Ka Where K 0 And Xy Are The Mid Points Of Db And Ac K Is Equal To
1) 8/17 2) 9/17 3) 25/17 4) 4/17 Answer: (2) 9/17 Solution: Say, D is the origin DA = A... View Article
A Tetrahedron Has Vertices At O 0 0 0 A 1 2 1 B 2 1 3 And C 1 1 2 Then The Angle
1) cos-1(19/35) 2) cos-1(71/31) 3) 30o 4) 90o Answer: (1) cos-1(19/35) Solution: Vector perpendicular to OAB, R1 = OA x... View Article
