michaelcastaneda647 michaelcastaneda647

04-07-2019
Mathematics

contestada

Sin2x=______

A.2sinxcosx

B.1/2(cos(a-b)-cos(a+b))

C.1-2sin^2x

D.2sinx+2cosx

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

05-07-2019

Answer:

A.2sinxcosx

Step-by-step explanation:

We know the trig identity

Sin (2a) = 2 sin a cos a

sin (2x) = 2 sin x cos x

Answer Link

ambrown147 ambrown147

12-06-2021

Answer:

2sinxcosx

Step-by-step explanation:

A P E X

Answer Link

Otras preguntas

(b) Annette has some money in two denominations only. Fifty shillings notes and twenty shilling coins. She has three times as many fifty shilling notes as twen

Please Help ASAP! (See Attached) - Brainliest + 100 pts!!!

The diagram shows a regular 10-sided polygon ABCDEFGHIJ show that x=y

5x-4y=17 2x-3y=11 Solve with elimination method

a ____is a part of an experiment that does not change.

12 sınıf Matematik bilimi islam dünyasında X.yüzyılda hangi konularda ilerleme kaydetmiştir

Fill in the Missing words: Gagarin is to astronaut as Newton is to ________

A rifle bullet with mass 8.00 g and initial horizontal velocity 280 m/s strikes and embeds itself in a block with mass 0.992 kg that rests on a frictionless sur

What is 3x + 15 <_30

Iodine-131 is used to treat a hyperactive thyroid gland. the half-life of iodine 131 is 8.02 d. If a hospital receives a 215.25 g shipment of iodine 131, how mu