Given that Sin(A) = 1/sqrt(3), show that Tan(A) = 1/sqrt(2)

Using: Tan(x) = Sin(x)/Cos(x)

Using: Cos(x) = sqrt(1-Sin2(x))

Cos(A) = sqrt(1-Sin2(A)) = sqrt(1-1/3) = sqrt(2)/sqrt(3)

Therefore: Tan(A) = Sin(A)/Cos(A) = (1/sqrt(3))/(sqrt(2)/sqrt(3)) = 1/sqrt(2)

SH
Answered by Sameh H. Maths tutor

3850 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Given that y = ((4x+3)^5)(sin2x), find dy/dx


Find the two real roots of the equation x^4 - 5 = 4x^2 . Give the roots in an exact form. [4]


Simplify (5-root3)/(5+root3)


Find the derivative of the equation y = x*ln(x)


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences