jackieb1770 jackieb1770
  • 10-10-2020
  • Mathematics
contestada

If sin α + cos α =1.2, find sin α · cos α .

Respuesta :

supriya81 supriya81
  • 10-10-2020
sina+cosa=1.2
Squaring on both sides we get,
(Sina)^2+2sina.cosa+(cosa)^2=1.44
(sina)^2+(cosa)^2+2sina.cosa=1.44
1+2sina.cosa=1.44
2sina.cosa=1.44-1
2sina.cosa=0.44
sina.cosa=0.22
Answer Link

Otras preguntas

Which of these is a common feature for the lac and trp operon? Regulatory proteins bind to operator Regulatory proteins bind to promoter Regulatory proteins bin
it's exciting is to thrill as difficult is to ?????
H divided by 9 =14?
Bonnie will buy up to 200 paper cups for a party. she found a store that sells paper cups in packages of 25. the function c(p)=25p represents the number of cups
Political parties organize people together to select candidates who most nearly their goals and political desires.
What did Muslims bring to Ghana in the 10th century?
In 1892, the People’s Party convention produced
a northern renaissance writer who criticized the catholic church was
Which statement provides the most logical explanation of why union workers who had been blacklisted following the Pullman Strike found it almost impossible to f
36 is 80% of what number