How Do You Simplify X 3 3
(x-3)3 can be solved using the identity (a – b)3 = a3 – b3 – 3ab(a – b) (x-3)3= x3... View Article
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If Sin A 1 3 And A B 90 Degree Then Find Cos B
We have to find the value of cos B Solution Sin A=1/3A+B =90 A=90-BSin A=sin(90-B)1/3=cos B [SinA =1/3]Therefore cos B... View Article
What Is Sin X Pi 2
We have to find sin (x + π/2) using the sum identity of sin we know that sin(A + B)... View Article
What Is The Test Of Divisibility Of 18
A divisibility test is an easy way to identify whether the given number is divided by a fixed divisor without... View Article
Evaluate 6c3
We have to evaluate the expression 6 C3 Solution To evaluate the expression 6C3 we use the following formula nCr... View Article
How Do You Simplify Cos X Pi 2
We know that cos is an even function cos (-x) = cos x Hence cos (x-∏/2)= cos (∏/2 – x)... View Article
How Do You Find The Lcm Of 7 And 9
In arithmetic, the least common multiple or LCM of two numbers say a and b, is denoted as LCM (a,b).... View Article
How To Find The Derivative Of Cosec 2x
We have to find put the derivative of cosec2x Solution We know that cosec x can be expressed as \(\begin{array}{l}csc^{2}x... View Article
The Sum Of 3 Consecutive Odd Numbers Is 27 How Do You Find The Numbers
We have to find the three consecutive odd numbers whose sum is 27 Solution Let us assume the three consecutive... View Article
How Do You Differentiate Y Log X 2
We have to differentiate y=log x2 Solution We know that log xn= n log x log x2= 2 log x-(i)... View Article
Simplify X 6 Y 6
We have to evaluate x6 – y6 Solution \(\begin{array}{l}x^{6}-y^{6}= (x^{2})^{3} – (y^{2})^{3}\end{array} \) =\(\begin{array}{l}x^{2}-y^{2}((x^{2})^{2})+(y^{2})^{2}+ x^{2}. y^{2})\end{array} \) =\(\begin{array}{l}x^{2}-y^{2}((x^{4})+ y^{4}+ x^{2}.... View Article
Convert 2 5 Into Per Cent
To convert fraction to a per cent, you just need to multiply the fraction by 100 and reduce it to... View Article
What Is An 11 And 12 Sided Shape Called
Polygon is a closed figure made up of line segments (not curves) in a two-dimensional plane. Polygon is the combination... View Article
Convert 2 5 Into Percent And Decimal
We have to convert 2/5 into per cent and decimal Solution To convert fraction to a per cent, you just... View Article
Prove sin3A= 3sinA – 4sin3A
We have to prove sin3A = 3sinA – 4sin3A Proof sin 3A can be expressed assin (2A + A) sin(2A... View Article
What Is The Limit As X Approaches Infinity Of Cos X
The limit does not exist. The first sequence of values of cos(xN)equals to 1 and the limit must be 1.... View Article
What Is The Value Of E
The exponential constant is a significant mathematical constant and is denoted by the symbol ‘e’. It is approximately equal to... View Article
What Is 40 Of 60
We have to find 40% of 60 A percentage is a number or ratio that can be expressed as a... View Article
How Do You Solve Sinx Cosx 1
sin x + cos x =1 Solution sin x + cos x =1 On squaring both sides we get \(\begin{array}{l}\left... View Article
How Do You Find The Square Root Of 500
We have to find the square root of 500. Solution We will find the square root of 500 by using... View Article
