Liyuki
Liyuki
22-03-2017
Mathematics
contestada
Helpp?
Simplify (secx/cosx) - (tanx/cotx)
Respuesta :
magdalenelkh
magdalenelkh
22-03-2017
secx = 1/cosx
cot x = 1/tanx
1 + tan^2(x) = sec^2(x)
minus tan^2(x) on both sides,
1 = sec^2(x) - tan^2(x)
sec(x)/cos(x) - tan(x)/cot(x)
=1/cos^2(x) - tan^2(x)
= sec^2(x) - tan^2(x)
= 1
Answer Link
VER TODAS LAS RESPUESTAS ( 73+ )
Otras preguntas
What is Enlightenment thought applied to religion, emphasizing reason, morality, and natural law rather than scriptural authority or an ever-present god interve
What is the best thing to do when you are feeling bored?
Cullumber Company began operations in 2015 and for simplicity reasons, adopted weighted-average pricing for inventory. In 2017, in accordance with other compani
What will the following segment of code output? score = 95; if (score > 95) cout << "Congratulations!\n"; cout << "That's a high score!\n"; cout
given S (-1,8), and T (7,-9) what is the length of ST?
A watermelon seed is 4 mm long. How far would a line of 128 watermelon seeds stretch? Write your answer in meters.
F(x) = 7x3 + 2x + 4; -1 and 0 use the intermediate value theorem for polynomials to show that the polynomial function has a real zero between the numbers given
What steps did the Nazis take to ensure that students were being taught properly?
Substitute the given values into the formula, and solve for the unknown variable. A=1/2h(B+b); A=21, B = 2, b = 5 h=?
A drug company is testing to see if their new drug is better than the current drug on the market at reducing blood pressure. The give half of the people in the
