Latest Posts

What Is The Most Powerful Acid In The World

Answer: A powerful acid with an acidity higher than pure sulfuric acid is known as a superacid. Because the pH... View Article

Square root of decimal can be found out using long division method.

Sin theta/1-cos theta + tan theta / 1+cos theta = sec theta × cosec theta + cot theta Proof Sinθ/(1... View Article

We have to add 1/3 and 1/4 Solution 1/3 and 1/4 Will take LCM of 3 and 4 LCM of... View Article

Answer: The set of all the outputs of a function is known as the range of the function. In other words,... View Article

We know that area of a circle is πr2. So, the area of a semicircle or half circle is 1/2(πr2... View Article

We have to prove sin (90 +A) = cos A Solution We know the trigonometric identity sin (A + B)... View Article

We have to solve x3+1 Solution x3+1 is in the form x3 + 13 It is in the form of... View Article

By adding log 20 and log 50 and using laws of logarithm we get; \(\begin{array}{l}\log (20)+ \log (50) = \log... View Article

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

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

First let us know what absolute value is and then will know the absolute value of zero. Absolute value The... View Article

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

We have to evaluate for x in the equation given: -89 – 4x = -10x + 25 Solution -89 –... View Article

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

Simplify -i3 Solution -i3 = (-i). (-i) (-i) = (-i)(-i2) = (-i) (-1) = -i

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

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

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

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