Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, sin(165°)-sin(75) - = 2 cos (a) * sin ✪ (b). a= Degrees help (numbers); Degrees help (numbers);.

Q: tan -1 tan

A: We have to find the absolute value from the given

Q: Simplify ( sec A + csc A ) / ( 1 + tan A )

A:

Q: Sin 30°

A:

Q: Determine whether the equation is an identity. If it is, explain how. (sinx + cosx)^2 = 1

A: An identity can be defined as an equality relation A=B, such that A & B contains some variables…

Q: sin cos

A:

Q: Sin-1x - tan-1 square root three= - pie divided by 4

A: Given,

Q: Simplify (a + b)° a sin (180°) + ab sin (270°) + b sin (360°) cos (360°) + (a – b)´ csc (270°) -

A: Please refer the attached image for complete solution.

Q: Use trig identities to rewrite the expression cos²w in terms of sin(2w) and/or cos(2w) and…

A: using the formulasfrom the question given here in terms of

Q: Find exact values for cach expression using sum and difference, double and half angle, or sum to…

A:

Q: csc'xsec'x-csc'x = csc'xsec'x-csc'x = X (in radians) %3D (your expression) %D (to three decimals)…

A: