Seudónimo Seudónimo
  • 26-04-2020
  • Mathematics
contestada

Prove that sin2a=2sina.cosa


anyone free MSG me plz​

Respuesta :

sarah006
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

Which state has never sent a woman to congress?
ISDN stands for Internet Services Dynamic Network True/False
What happened at the party convention for the Democrats that affected the 1860 presidential election?
How many countries separated north korea and finland
What is the vertex of the graph of y = –x2?
What is the sum of –356.1 + 258.6
Which products result in a perfect square trinomial? Check all that apply. (–x + 9)(–x – 9) (xy + x)(xy + x) (2x – 3)(–3 + 2x) (16 – x2)(x2 – 16) (4y2 + 25)(25
15pppp!!!What is the percent of change from 56 to 22??! round to the nearest percent!!??.
How to Convert whole number to percent with the use of a calculator
Aliens? do you believe?To get the points go into detail :)