Mathematics, 02.09.2020 14:01 Meliiiii

Hard question please help. I had to repost because last time I wanted to give more points but I forgot to. If $\frac{\sin^2 3A}{\sin^2 A} - \frac{\cos^2 3A}{\cos^2 A} = 2$ find what $\cos2A$ is.

Best Answer gets the reaming 15!
Have Fun!

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 12:40, trujillo03

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

Answers: 2

continue

Mathematics, 21.06.2019 20:00, villarrealc1987

The function models the number of accidents per 50 million miles driven as a function

Answers: 1

continue

Mathematics, 22.06.2019 00:50, richard80

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte

Answers: 3

continue

Mathematics, 22.06.2019 04:30, minnie7760

To start to solve the system of equations below, which number would you multiply in the equation -2x-5y=-1? the two equations are -2x-5y=-1 and 4x+2y=8

Answers: 1

continue

You know the right answer?

Hard question please help. I had to repost because last time I wanted to give more points but I forg...