kalharanuwan kalharanuwan
  • 24-09-2019
  • Mathematics
contestada

prove that 1 + sin^2A + cos^A = 2​

Respuesta :

ghanami
ghanami ghanami
  • 24-09-2019

Answer:

Step-by-step explanation:

1+sin²(a) +cos²(a) =2

note : for all a in R : sin²(a) +cos²(a) =1

so : 1+sin²(a) +cos²(a) = 1+1 =2

Answer Link

Otras preguntas

Pls help with the question in the picture. 20 Points and brainliest.
what is the main idea of amendment 1
please help its due tomorrow
A sample of xenon gas at a pressure of 959 mmHg and a temperature of 54°C, occupies a volume of 10.3 L. If the gas is heated at constant pressure to a temperatu
Thanks to whoever helps
Who does Columbus feel is responsible for his discovery in the Americas?
Select the correct answer. Which of the following represents a function? A. The first graph B. The second graph C. {(0,1), (3,2), (-8,3), (-7,2), (3,4)} D. x -
Summarize how the nervous system interacts with at least 3 other systems in the body.
Please help me find the quadratic inequality for this y ≥ x2 - 4x + 1
Temperature is usually measured on the Fahrenheit scale (°F) or the Celsius scale (°C). Use the formula F = 1.8C + 32 to convert from one scale to the other. Ha