exam Maths Puzzle Numerical Ability

Can someone please help me with these ????
Find theta for 0 degrees < or = to theta < 360 degrees.


a)tan theta= 0.932,sin theta < 0
b)sin theta= -0.192,tan theta < 0
c)sec

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exam Other Question

One last problem for today...

Factor completely




4mē + 20m + 25
hiya!! please can you help me with formula please!it is 3x+5 divide by 2 and then times by 3 >>i do not know how to do it ive tried many ways but still think i got it wrong xxxxthank you