Chesaina
Chesaina Chesaina
  • 02-11-2021
  • Mathematics
contestada

prove that SinA×tanA/1-CosA=1+secA​

Respuesta :

aiesharehana
aiesharehana aiesharehana
  • 02-11-2021

answer in the image....

hope it helps!!

Ver imagen aiesharehana
Answer Link
Аноним Аноним
  • 02-11-2021

Answer:

Below.

Step-by-step explanation:

SinA×tanA/1-CosA

As tanA = sinA / cos A we have

sin^2A / cosA(1 - cosA)

= (1 - cos^2A) /  cosA(1 - cosA)

= (1 - cosA)(1 + cosA) / cosA(1 - cosA)

= (1 + cosA) /cos A

= 1 + 1/cosA

= 1 + secA.

=

Answer Link

Otras preguntas

A quarter and a number cube are tossed at the same time. What is the probability that the quarter shows tails and the number cube shows a 2, 3, or 4?
Which statement paraphrases the authors' argument? O Women should try to speak up in public. O Women's personal dignity is not respected. Women have many compla
Read and choose the option with the correct words that matches the image. A bunch of long fruits with yellow peel
WILL AWARD BRAINLIEST!!! The results of a survey show that the percent of adults in a certain town who want to add bike lanes to a major roadway is in the inter
Fill in the blank with the preterite form of the verb in parentheses. Yo ____ la verdad. (decir)
How does the entrance of Mangan's sister at the end of the first paragraph, on page 3, affect the plot?
Which statement BEST explains how Pip's observations of Miss Havisham affect his interaction with her in the Passago? •His observations mako him fool onthusiast
What is the main cause of an earthquake
Is it A,B,C,D which one
WHO IS A WWE FAN TELL ME AND GET A BRAINLIEST