Without using table, calculate the value of..

Question 1 Report

Without using table, calculate the value of 1 + sec2 30o

\frac{1}{3}

\frac{2}{15}

\frac{5}{3}

\frac{1}{2}

Answer Details

1 + sec2 30o = sec 30o
= $\frac{2}{\sqrt{3}}$
$\frac{(2)^{2}}{3}$
= $\frac{4}{3}$
1 + sec2 30o = sec 30o
= 1 + $\frac{4}{\sqrt{3}}$
= 2 $\frac{1}{3}$