Simplify the equation using addition or subtraction formula.

sin θ cos 3θ + cos θ sin 3θ = 0

Which number produces a rational number when added to 1/5?

If there was 985 pencils and some was sold and there were 559 pencils left how many pencils were sold

In △ABC, m∠C = (5x) °, m∠B=x°, and m∠A = (3x) °. What is m∠C?

If we mix the alcohol solution we have with pure water at the ratio 3:2, we will obtain a solution of 18% alcohol. If we instead mix them at a ratio of 4:1, what will be the alcohol percentage of the solution?

Three equal sides and all acute angles

Shakira pays $33 for 22 pounds of peanuts. if the price per pound is the same how much will shakira have to pay in order to buy 15 pounds of peanuts

This Box-and-Whisker Plot displays the distribution of scores of a recent physics test. What is the range of this set of physics test scores? A. 30 B. 70 C. 100

The - - lets you add or multiply more than two numbers in groups of two in any order

Peter is bee keeper who sells jars of honey and honeycomb at the market for every 10 jars of honey he Brings to the market he brings 3 honeycomb which of the following could be what Peter brings to the market choose two answers A) 18 jars of honey

A ball's position, in meters, as it travels every second is represented by the position function s (t) = 4.9t^2 + 550. What is the velocity of the ball after 3 seconds? I think the answer is - 20.6 ft./sec. Just looking for confirmation.