Find all solutions to the equation sin2x + sin x = 0, sin2x = - sinx

hint: sin2x = 2sinxcosx

There are two more quarters than dimes, and as many nickels, as quarters and dimes together. the total amount of money is $3.75. how many quarters, dimes, and nickels are there?

If you knew that two angles were complementary and were given the measure of one of those angles, would you be able to find the measure of the other angle? Explain your reasoning.

Why was the geometry book so sad? It had

the band knows 45. song. it play 12 songs in the first set, 15 song in the second set, and 11 songs in the last set. if no songs were repeated, how many songs does the band know that it didn't play

Process in changing 3 and 4 over 7 as an improper fraction

Is 5 m, 7 m, 11 m a right triangle

Which expression represents the volume, in cubic units, of the composite figure? Pi (52) (13) - One-third pi (52) (12) Pi (52) (13) - One-third pi (52) (25) Pi (52) (13) + One-third pi (52) (12) Pi (52) (13) + One-third pi (52) (25)

An 18-inch cylindrical cake roll with a radius of 4 inches has been cut into 8 identical pieces. What is the volume of each piece of cake? Select one: O 28872 O 36tin O 12tuin O 14411n

Given that f (x) = x^2+1 and g (x) = 3x+1 g (20) + f (6) f (-1) + 5g (-3)

Maggie has 5 1/2 pounds of homemade candy to put into small bags at a vendor event. She puts 1 1/16 of a pound into each bag. How many bags can she fill completely?