aab0723 aab0723

27-10-2016
Mathematics

contestada

Find all solutions in the interval [0,2pi)
sec^2x + 2tanx = 3

Respuesta :

SavannahRose115 SavannahRose115

27-10-2016

tan^2x + 1 + tanx - 3 = 0 tan^2x + tanx - 2 = 0 (tanx + 2)(tanx - 1) = 0 tanx = -2 or tanx = 1 x = 2.034 radians or x = 5.176 radians or x = pi/4 radians or x = 5pi/4 radians

Answer Link

Otras preguntas

Explain how poaching can contribute to the over utilisation of a species

Which aspect of a word expresses an idea, image, or feeling that is different from the word’s actual meaning? etymology pronunciation denotation conn

Find the distance between the points (13, 20) and (18, 8).

Please tell me correct answers

List three components of traditional cell theory

The tendency for some individuals to perceive others as trying to hurt them and to strike out in retaliation or self-defense is

In a fast-food restaurant, the ratio of people eating hamburgers to people eating chicken is 4 : 3. There are 84 people in the restaurant. How many people are e

Please check my work!

An upscale resort has built its circular swimming pool around a central area that contains a restaurant. The central area is a right triangle with legs of 60 fe

PLEASE I HAVE TO GET THESE RIGHT!!!!! i NEED HELP! IM STUCK!!!!!!! Mr. Jones jogs the same route each day. The amount of time he jogs is inversely proportional