The General Solution Of Sinx 3 Sin2x Sin3x Cos 3cos2x Cos3x Is
Solution: (2) sin x – 3 sin 2x + sin 3x = cos x – 3 cos 2x + cos... View Article
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The Value Of The Expression Root3 Cosec 20 Sec 20 Is Equal To
Solution: (3) √3 cosec 20° – sec 20° = (√3/sin 20°) – (1/ cos 20°) = (√3 cos 20° –... View Article
The General Solution Of The Trigonometric Equation Sinx Cosx 1 Is
Solution: (3) Given, sin x + cos x = 1 Multiplying and dividing LHS by √2, √2[(sin x/√2) + (cos... View Article
The Equation 2 Cos2x2 Sin2x X 2 X 2 Has
Solution: (1) 2 cos2x/2 sin2x = x2 + x-2 (1 + cos x)(1 – cos2x) = x2 + (1/x2) Let... View Article
If Sin A Sin B Sin C 3 Then Cos A Cos B Cos C Is Equal To
Solution: (4) sin A + sin B + sin C = 3 We know that the maximum value of sin... View Article
Given A Sin2 Theta Cos4 Theta Then For All Real Value Of Theta
Solution: (2) A = sin2θ + cos4θ = 1 – cos2θ + cos4θ (using the identity sin2A + cos2A =... View Article
If Tan Thetadfrac43 Then Sin Theta Is
Solution: (2) Given, tan θ = -4/3 We know that tan θ = Opposite/Adjacent and tan is negative in the... View Article
The Value Of 2cot 2 Pi 6 4tan 2 Pi 6 3cosec Pi 6 Is
Solution: (3) 2 cot2(π/6) + 4 tan2(π/6) – 3 cosec π/6 = 2(√3)2 + 4(1/√3)2 – 3(2) = 2(3) +... View Article
The Value Of Sin 36osin 72osin 108osin 144o Is
Solution: (4) sin 36° sin 72° sin 108° sin 144° = sin 36° sin 72 sin (180° – 72°) sin... View Article
How Do You Find Volume With Fractional Edge Lengths
Edges are defined for three dimensional figures such as cube and cuboid. The volume of these shapes with the given... View Article
What Is The Latin Name Of Sodium
The Latin name of sodium is Natrium, and thus, sodium is denoted with the symbol “Na” on the periodic table.... View Article
How Many Metals Metalloids And Nonmetals Are There In The Third Period Of The Periodic Table
The third period contains eight elements: sodium (Na), magnesium (Mg), aluminium (Al), silicon (Si), phosphorus (P), sulfur (S), chlorine (Cl),... View Article
What Is 36 On The Periodic Table
On the periodic table, each element has an atomic number. The number 36 on the periodic table represents the atomic... View Article
How Many Elements Are There In 2019
As of 2019, there are 118 elements in the periodic table. This is a corrected version of a narrative initially... View Article
Is Tungsten Heavier Than Gold
Tungsten is an important element since it is heavy and is one of our heaviest metals. The density of gold... View Article
What Is The Purpose Of Periodic Table
The primary purpose of the periodic table is to organise elements by their common properties. In particular, the elements in... View Article
How Many Metals Are On The Periodic Table
Around 92 of the 118 elements in the periodic table are metals. Sometimes, 91 elements are considered as metals. The... View Article
Which Period Has The Most Nonmetals
There are 17 nonmetals in the periodic table and period 2 has the most nonmetals. They are: Carbon (C) Nitrogen... View Article
What Are The First 30 Elements
The first 30 elements of a periodic table are: 1 Hydrogen 11 Sodium 21 Scandium 2 Helium 12 Magnesium 22... View Article
What Are The 118 Elements
Below table contains the 118 elements: 1 Hydrogen 41 Niobium 81 Thallium 2 Helium 42 Molybdenum 82 Lead 3 Lithium... View Article
