Popular lifehacks

What values of sin are rational?

What values of sin are rational?

For rational values of θ, the only rational values of the sine or cosine are 0, ±1/2, and ±1; the only rational values of the secant or cosecant are ±1 and ±2; and the only rational values of the tangent or cotangent are 0 and ±1.

Is a sine function rational?

sinx is not rational (because you are just taking the sine of x, and there is no multiplication, division, addition or subtraction).

Is sin 45 a rational number?

It is an irrational number and is equal to in decimal form. The value of sin of angle degrees is considered as approximately in mathematics.

What is the angle of rational?

Rational angles are rational multiples of π radians, which also means a rational fraction of a circle.

READ ALSO:   Why do I have to dial 9 for an outside line?

Is Sinx irrational?

In fact each of cosx, sinx, and tanx are irrational at non-zero rational values of the arguments.

Is Sin E irrational?

We know that π and e are transcendental numbers. Here sin(x) is a real trigonometric function. We know that sin(π)=0 which is rational.

Is sin an irrational number?

What makes an equation a rational function?

A rational function is a function that is a fraction and has the property that both its numerator and denominator are polynomials. In other words, R(x) is a rational function if R(x) = p(x) / q(x) where p(x) and q(x) are both polynomials.

Is sin 60 a rational number?

The value of sine sixty degrees is an irrational number and its value is written in decimal form as follows. In mathematics, the sine of angle sixty degrees can also be written in two other forms.

What is rational triangle?

Somos defines a rational triangle as a triangle such that all three sides measured relative to each other are rational. Conway and Guy (1996) define a rational triangle as a triangle all of whose sides are rational numbers and all of whose angles are rational numbers of degrees. …