Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
2.1k views
in Mathematics by (45.7k points)

If cosα and cosβ (0 < α < β < π)  are the roots of the quadratic equation 4x2 – 3 = 0, then what is the value of secα x secβ? 

a. - 4/3 

b. 4/3 

c. 3/4 

d. - 3/4

1 Answer

+1 vote
by (68.5k points)
selected by
 
Best answer

Correct option a. - 4/3

Explanation:

cosα. cosβ = - 3/4

1/cosα.cosβ = secα.secβ = - 4/3

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...