Seudónimo Seudónimo

26-04-2020
Mathematics

contestada

Prove that sin2a=2sina.cosa

anyone free MSG me plz

Respuesta :

sarah006 sarah006

05-05-2020

Answer:

We know that sin(A+B) = sin A cos B + cos A sin B

No, replace B by A

sin(2A)=sin A cos A + Sin A cos A = 2 sin A cos A

Step-by-step explanation:

Answer Link

Otras preguntas

A healthcare team might question the autonomy for which patient? an accident victim who does not have insurance a patient with Alzheimer’s who is unsure of th

“One argument against the use of forensic psychiatrists as expert witnesses is based on the ethical code of all doctors. Doctors, in any specialty, are ethicall

What is the equation of this line? Please show your work. 1. y=14x 2. y = 4x 3. y=−4x 4. y=−14x

What is the tone of "Fitting Your Bike Helmet"? A) uplifting B) objective and factual C) humorous D) smug and boasting

1.Complète la phrase avec quel, quelle, quels ou quelles. your answer goes here ligne aérienne préférez-vous? 2.Complète la phrase avec quel, quelle, quels ou

If the mass of an object is 44 kilograms and its velocity is 10 meters per second east, how much Kinetic Energy does it have? 0.44 Joules 2,200 Joules 220 Joul

Vascular plants can be divided into three categories. These categories are A).flowering, nonflowering, and leafy. B).leafy, ground, and underwater. C).seedless,

At 333 k, which of the pairs of gases below would have the most nearly identical rates of effusion? a. n2 and o2 b. n2o and no2 c. co and co2 d. no2 and n2o4 e.

Ccor guidelines are designed to help you avoid chemical agent vapor hazards from

Cal is buying T-shirts and shorts. T-shirts cost $12 and shorts cost $25. He plans on spending no more than $160 and wants to buy at least 5 items. Write a sy