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Rohangrr
 one year ago
Best ResponseYou've already chosen the best response.1The value of the trigonometrical expression\[ 3\sin^2 30^o + 2\tan^2 30^o \ is :\ ??\]

kropot72
 one year ago
Best ResponseYou've already chosen the best response.1\[\sin 30\ degrees=0.5\] \[\tan 30\ degrees=\frac{1}{3}\sqrt{3}\] Can you finish it now?

kropot72
 one year ago
Best ResponseYou've already chosen the best response.1@Rohangrr Are you there?

kropot72
 one year ago
Best ResponseYou've already chosen the best response.1Just substitute the values: \[3\sin ^{2}30+2\tan ^{2}30=(3\times 0.5^{2})+(2\times (\frac{1}{3}\sqrt{3})^{2})=\frac{3}{4}+\frac{2}{3}=?\]
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