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Popular >

simplify tan(90-x)sin(x)

Solution

simplify

tan (9 0^{\circ} - x) sin (x)

Solution

cos (x)

Solution steps

tan (9 0^{\circ} - x) sin (x)

Rewrite using trig identities

= \frac{cos ( x )}{sin ( x )} sin (x)

Simplify

\frac{cos ( x )}{sin ( x )} sin (x) : cos (x)

= cos (x)

Popular Examples

simplify sin(pi-x)cos(pi+x)simplify

sin (π - x) cos (π + x)

simplify tan(pi-2j)simplify

tan (π - 2 j)

simplify 4sin(2x-pi/4)+3 simplify

4 sin (2 x - \frac{π}{4}) + 3

simplify cos(-2pi-npi)simplify

cos (- 2 π - nπ)

simplify sqrt(1+(cot(x))^2)simplify

1 + (cot (x))^{2}

Frequently Asked Questions (FAQ)

What is tan(90-x)sin(x) ?
The solution to tan(90-x)sin(x) is cos(x)