Math, asked by poojatejpal1131977, 7 months ago

Find the value of
3sin^2 30 + 2 tan^2 30 - 5 cos^2 45

Answers

Answered by shsamarnath

1

Answer:

these is answer

Step-by-step explanation:

please mark as brain least

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Answered by agarwalpooja0246

1

Step-by-step explanation:

=3sin²30°+2tan²60°-5cos²45°

=3(1/2)²+2(√3)²−5(1/√2)²

=3⋅1/4+2⋅3−5⋅1/2

=17/4

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