THE VALUE of 2cos2 60 +3sin2 45 -3sin2 30 +2cos2 90 is

Question

THE VALUE of 2cos2 60 +3sin2 45 -3sin2 30 +2cos2 90 is

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Rylee 1 month 2021-08-19T05:53:59+00:00 1 Answer 0 views 0

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    2021-08-19T05:55:14+00:00

    Answer:

    -2.598

    Step-by-step explanation:

    In the given question 2cos2 60 +3sin2 45-3sin2 30+2cos2 90

    =2(-0.5)+3(1)-3(0.8660)+2(-1)

    =-1+3-2.598-2

    = -2.598

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