shekharbk3 shekharbk3

13-11-2020
Mathematics

contestada

(a) (sin A + sin B) (sin A-sin B)

Respuesta :

virtuematane virtuematane

15-11-2020

Answer:

Sin^2A-sin^2B

Step-by-step explanation:

(sin A + sin B) (sin A-sin B)

=SinA(sinA-sinB)+SinB(sinA-sinB)

=Sin^2A-sinAsinB+sinBSinA-sin^2B

=Sin^2A-sin^2B

Answer Link

Otras preguntas

Which of the following best summarizes the Russian economy between 1998 and 2007? A. Its economy was in crisis until the price of oil began to rise. B. Its econ

The ability to analyze and diagnose a situation and to distinguish between cause and effect is a:

If a triangle is equilateral then it has 3 congruent angles proof

Please help my with this math questions

Children with visual impairments tend to be more _______ in social environments. A. aggressive B. adventurous C. passive D. demanding

Which separation method would be most successful in separating the components of a homogeneous mixture? A) Screening B) Evaporation C) Centrifugation D) Magnet

Herman Melville’s MobyDick is an American classic filled with symbolic meaning. One of the most important symbols in the story is the white whale MobyDick. Ther

What theme does Leo Tolstoy Explorer in The Death of Ivan ilych excerpt

Which group believed a strong national government was critical to the country?

given that there are eight ounces in a cup and four cups in a quart, which quantity below is equal to 128 ounces 256 ounces 64 ounces 18 cups 4 quarts