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How Do You Evaluate Log 20 Log 50

By adding log 20 and log 50 and using laws of logarithm we get; Since, log mn = log m + log n log mn = n log m log 10 = 1... View Article

How To Find Tan Pi

We know that tan (-π) = tan π tan (-π) = tan π = sin π / cos π = 0 / -1 = 0 tan (-π) = tan π = 0... View Article

What Is The Perimeter Of A Regular Pentagon With A Side Whose Length Is X 4

The perimeter of a pentagon is the total length of its boundaries. Therefore, it is equal to the sum of all its five sides. For a regular... View Article

Whats The Absolute Value Of 7 Give Example

First let us know what absolute value is and then will know the absolute value of zero. The value which refers to the distance of a number... View Article

If Tanx 1 5 What Is The Value Of Tan X

Given tan(-x)=1.5 We know that tan (-x)=-tan x tan (-x)=-tan x = -(-1.5)=1.5 Hence tan (-x)=1.5... View Article

Evaluate For X In 89 4x 10x 25

We have to evaluate for x in the equation given: -89 - 4x = -10x + 25 -89 - 4x = -10x + 25 Combining the like terms we get -4x +10x=25+89 6x=... View Article

How Do You Calculate The Perimeter Of An Equilateral Triangle

An equilateral triangle is the one where all sides are equal and have an equal angle. The internal angles of the equilateral triangle are also... View Article

Simplify I 3

Simplify -i3 -i3 = (-i). (-i) (-i) = (-i)(-i2) = (-i) (-1) = -i... View Article

How Do You Simplify X 4 2

We have to simplify (x+4)2 We will simplify the given expression using the identity (a+b)2= a2 + b2+ 2ab Here a = x and b = 4 (x+4)2 = x2... View Article

What Is The Antiderivative Of Sec 2 X

We know that d/dx ( tan x) = sec2x so tan x is antiderivative of sec x The general antiderivative of sec2x is tan x... View Article

How Do You Prove Cos2a Cos 2 A Sin 2 A

Let us start with LHS cos 2A can be expressed as cos 2A= cos (A + A) Using the identity cos(A+B)=cos(A)⋅cos(B)−sin(A)⋅sin(B)... View Article

Simplify 48 3

We will divide 48 by 3. Since 3 has a negative symbol, answer will also have negative symbol 48÷(−3)=−16... View Article

Find The Value Of Arccos 1 2

arccos(- 1 / 2) Assume y = arccos(- 1 / 2). cos y = – 1 / 2 with 0 ≤ y ≤ Π (Cos Theorem) … (1) Cos (π / 3) = 1 / 2... View Article

Determine The Principal Value Of Cos 1 1 2

Let us assume that, y = cos-1( -1/2) We can write this as: cos y =- 1/2 cos y = cos (2π/3). Thus, the Range of the principal value of... View Article

Factorise X 2 3x 10 0

x² – 3x – 10 = 0 Let us simplify the given expression, x2 – 5x + 2x – 10 = 0 x(x – 5) + 2(x – 5) = 0... View Article

What Is The Integration Of 0

Integration of 0 is constant, ∫0.dx= C... View Article

Factorise 2x 2 3x 1 0

2x² + 3x + 1= 0 Let us simplify the given equation, By factorizing, we get 2x2 – 2x – x + 1 = 0 2x(x – 1) – 1 (x... View Article

Factorise X3 X 3×2 3

x3 + x – 3x2 – 3 Here x is common factor in x3 + x and – 3 is common factor in – 3x2 3×2 – 3 x3 – 3x2... View Article

Are All Prime Numbers Odd

Except 2, all other prime numbers are odd numbers. A natural number which has exactly two factors, i.e. 1 and the number itself, is a prime number.... View Article

What Is The Square Root Of 0 4

We can find the square root of 0.4 by the following method 0.4 can be expressed as 4/10 √0.4= Multiplying numerator and denominator by... View Article

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