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

(2 x 1016) + (7 x 1016)

Which expression represents the phrase " the difference of 18 and 12"?

During the previous year, Zach's weather station measured 0.8 yards of rain. Express this amount in cm.

Please helppppppppppppppppppppppppp

WRITE A ArGUMENTIVE ESSAY about Dependability vs. Integrity.

Maria is reading a book that has 237 pages. She already read some of it last week. She plans to read 30 pages tomorrow. By then, she will be of the way through

HOW MANY TIMES DOES 9 DIRECTLY PRECEDE 2 IN THIS SEQUENCE: 12909296292629

A pet store has 9 dogs, 6 cats, 8 gerbils, and 7 parrots. A pet is chosen at random. What is the probability of choosing a cat or dog?

The dimensions of a rectangular building used to store tools for electrical lineman has a length of 12x + 24 feet and a width of 20x - 10 feet. Write the expres

In 2008, more than one million American students gave nearly 20 million service hours to their communities. They made a difference in people’s lives and learned