Identify whether the given equation is an identity or a conditional equation. For each conditional equation, provide a value of the variable in the domain that does not satisfy the equation. x3.2-(x-2)(x² + ¥2x + ) 2. sin?e=cos?o+1

Q: Find the exact value of the expression. -1 15 cos tan 8

A: The given expression is costan-1158. It is known that, cosarctanx=1+x21+x2.

Q: 2 53 4_3 元 125-3 元-3 1

A: Please see the below picture for detailed solution.

Q: COSX 1+sin2x

A: Solution: The objective is to find the solution to the given differential equation.

Q: COS X 3) sec x + tan x = 1 - sin x

A:

Q: Show that given differential equation is exact and hence salve it o COs…

A:

Q: Cosx=0.42

A:

Q: Evaluate the expression without using a calculator. (Assume the variable represents a positive…

A: We have to use formula for  cos(2θ)  =  ( 2*cos2(θ) - 1 )

Q: cos* xdx le

A: Given, ∫0π2cos4xdx  We have to find the value of a definite integral.

Q: Write an equation of the form y=a sinbx or y = a cos bx to describe the graph below. JT OsinO OcosO…

A: We have to find

Q: Graph each equation on the given interval.    y = -2 sin (-3x), 0 <= x <= 2p

A: y=-2sin-3x,   0≤x≤2π

Q: 3x Use a cofunction to write an expression equal to cos 7.

A: Given, cos3π7

Q: 1- cot20 4) +1 = 2 sin20 1 + cot20

A: Cot x =cosx/sinx Sin^2x + Cos^2x = 1