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The number of bacteria N(t) present in a culture at time t hours is given N(t)=1500(2)t. The number of bacteria present at time 0 hours is

Let sin x = A, cos x = B, sin y = C, and cos y = D: sin(x+y)+sin(x-y)=

Find cos 2θ and the quadrant in which 2θ lies if  tan⁡ θ⁢= −34{math:tan⁡ θ⁢= −34} and θ is quadrant IV.

Simplify sin 55° cos 15° + cos 55° sin 15°

Let sin x = A, cos x = B, sin y = C, and cos y = D: sin(x+y)+sin(x-y)=

If loga x=2, loga y=3,  and loga z=4, what is log⁡axz3y2z−23{math:log⁡axz3y2z−23}?

Simplify arcsin⁡(cos⁡−π4){math:arcsin⁡(cos⁡−π4)}

Let sin x = A, cos x = B, sin y = C, and cos y = D: cos(x+y)=

Convert (-6, -8) to polar form

If loga x=2, loga y=3,  and loga z=4, what is log⁡axz3y2z−23{math:log⁡axz3y2z−23}?