Given that sin(x) = 0.42, what is sin(-x)?

Q: Differentiate Expressions

A: This question can be solved using the concept of differentiation of trigonometric functions.

Q: sin (x²)dxdy y

A: We will solve this question by change of order of integration.

Q: Prove: Sin(x-pi/2) = -cosx

A:

Q: Express cos 2 sin cos(2 sin-1(+)) in terms of x.

A: The objective of the question is to express the given trigonometric expression, cos(2 *…

Q: Tan(sin-1(-1/4))=

A: Consider the given expression:

Q: 2000n? эрополз (Sin (35) - ton (85))² =

A: Given a expression .The aim is to evaluate the given expression.Formula:

Q: If 8 cos(x) = sin(x), find all values of tan(x), cot(x), sec(x), and csc(x).

A:

Q: tan x= -4 and sin x is negative

A: Here tanx=-4we know trigonometric identity,sec2x=1+tan2xsec x=±1+tan2xsec x=±1+(-4)2sec…

Q: Evaluate sin(arctan(-√3 / 3))

A: Given: sin(arctan(-√3 / 3))

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.