What is simplify-cos(θ+90)sin(0) ?

The solution to simplify-cos(θ+90)sin(0) is 0

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simplify-cos(θ+90)sin(0)

simplify

- cos (θ + 9 0^{\circ}) sin (0)

0

Solution steps

- cos (θ + 9 0^{\circ}) sin (0)

Rewrite using trig identities

= - (- sin (θ)) sin (0)

- (- sin (θ)) sin (0) = 0

= 0

sin (100 π - x)

sin (arcsin (e^{x}))

(9 - 9 sin^{2} (x))^{\frac{3}{2}}

- \frac{2}{πn} cos (- πn)

\frac{sinh ( 4 x )}{cosh ( 2 x )} d x

What is simplify-cos(θ+90)sin(0) ?
The solution to simplify-cos(θ+90)sin(0) is 0