rubydai03 rubydai03

25-02-2022
Mathematics

contestada

how would i do this? :')

how would i do this class=

Respuesta :

thishigopal thishigopal

28-02-2022

Step-by-step explanation:

sin 2b = -.5

2b =-30°

b = -15°

cot ^2(3π/4 +15)

=cot^2(3π/4+ π/12)

=cot ^2(10π/12)

=cot^2(150°)

=2.99

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