dipikakhadka61 dipikakhadka61
  • 04-08-2022
  • Mathematics
contestada

(1+sinA)2 -(1-sinA)2=4sinA

​

Respuesta :

LammettHash
LammettHash LammettHash
  • 04-08-2022

Expand the binomials.

[tex](x+y)^2 - (x-y)^2 = (x^2 + 2xy + y^2) - (x^2 - 2xy + y^2) = 4xy[/tex]

Now let [tex]x=1[/tex] and [tex]y=\sin(A)[/tex].

Answer Link

Otras preguntas

what is Laertes like in his temperament and personality​
What type of lawn fertilization for fall in ct.
A student predicts that ice cubes with the same size, shape, and volume will melt faster in a microwave than in a pot on the stove. (Hypothesis: If the ice cube
How do you provide a counterargument.
Solve each equation. A. 2/5 = x/15 B. 4/3 = x/7 C. 7/5 = 28/x D. 11/4 = 5/x Lesson is Scale Drawings
What type of food is the calabash; which can be dried and subsequently carved? pumpkin gorge squash potato
Find the area of the circle. Use the approximate value of 3.14 for pi.
All organisms within the phylum Cnidaria are heterotrophic True False
9. A mother is 27 years older than her daughter. A year ago, the mother was twice as old as her daughter. How old is each now? System: Answer​
How many times can a length of 15cm be cut from 4.5m?