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

During an investigation, a student determines that a copper sample has a density of 8.10g/mL. What is the student's percent error if the a ccepted density for c
2/5+4/7 estimate: decide if each addend is closer to 0 or closer to 1. then estimate the sum or difference. this is a fraction question.
If 6x −3 = −5x +7, then x =? Can someone explain this one?
The length of an arc of a circle is equal to 1/5 of the circumference of the circle. If the length of the arc is 2π, the radius of the circle is
how much sperm does it take to make a baby?
what kind of symbiotic relationship is showm between Dori and Marlin
what kind of symbiotic relationship is showm between Dori and Marlin
Can you explain 3x+4/5=7/10. Solve
During an investigation, a student determines that a copper sample has a density of 8.10g/mL. What is the student's percent error if the a ccepted density for c
You are conducting an experiment with phosphorus and nitrogen being added to the soil of a growing plant. When the amount of added nitrogen is increased, the