Mathematics, 18.03.2020 02:58 destineenikole17

If cos a = 0.465 and sin b = 0.131 (both angles are acute).

Find the values for:
cos (a+b)=
cos(a-b)=

Please show the steps

Answers: 1

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If cos a = 0.465 and sin b = 0.131 (both angles are acute).

Find the values for:
...