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

Negative environmental effects of using high-pressure water hoses on rocky coastlines contaminated with spilled oil include all of the following EXCEPT: A. remo

The enthalpy of a reaction is +270 kJ/mol. What can you determine about the reaction? O A. It is spontaneous. O B. It is endothermic. O C. It is nonspontaneous.

Harley is building a model of a city map. In one part of the city, three roads form a right triangle, which Harley draws as triangle ABC, with the following mea

Which statement best compares the sides taken by free and enslaved African Americans during the revolution

how are symbols aften used in a story?

Alter Bridge Mfg., Inc., is currently operating at only 95 percent of fixed asset capacity. Current sales are $880,000. Fixed assets are $520,000 and sales are

Increases in output and increases in the inflation rate have been linked to

How did Mendel produce self-fertilization in the garden pea?

The sum of three consecutive odd numbers is 45. What are the three numbers. Show the equation and work

a medical student divides a cadavers thorax into halves by cutting along the sagittal plane. This cut will divide the thorax into