Search results
Free Pre-Algebra, Algebra, Trigonometry, Calculus, Geometry, Statistics and Chemistry calculators step-by-step.
- Trigonometry
Function Ranges. y = \sin (x) -1\le y\le 1. y = \cos (x)...
- Trigonometry
13 kwi 2018 · We know that the cosine of an angle is the #x#-value of a coordinate. At #pi/4# , we can see that the #x# -value is #sqrt2/2# . Therefore, #cos(pi/4) = sqrt2/2#
Step-by-step solution. Decimal approximation. More digits. Conversion from radians to degrees. Reference triangle for angle π/4 radians. Alternate form. Number line. Continued fraction. Fraction form. Alternative representations. More information » Series representations. More information » Integral representations. More information »
Trigonometry. Find the Exact Value cos (pi/4) Step 1. The exact value of is . Step 2. The result can be shown in multiple forms. Exact Form: Decimal Form: Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.
cos (pi/4) Natural Language. Math Input. Extended Keyboard Examples Upload Random. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance, music….
Function Ranges. y = \sin (x) -1\le y\le 1. y = \cos (x) -1\le y\le 1. y = \tan (x) -\infty < y <\infty. y = \cot (x) -\infty < y <\infty. y = \csc (x) -\infty < y\le -1\:\bigcup \:1\le y < \infty. y = \sec (y) -\infty < y\le -1\:\bigcup \:1\le y < \infty.
Rozwiązuj zadania matematyczne, korzystając z naszej bezpłatnej aplikacji, która wyświetla rozwiązania krok po kroku. Obsługuje ona zadania z podstaw matematyki, algebry, trygonometrii, rachunku różniczkowego i innych dziedzin.
