exam Maths Puzzle Numerical Ability

Find all values of pheta in the interval of 0<pheta<360

pheta=arc cos 0 pheta=arc sin (radical2/2)


Find all valus of pheta in the interval 0<pheta<2pi

Pheta= arc cos (ra

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exam Other Question

Please help me with this problem (show your work)

( 7 x 10^3) x (8 x 10 ^-9)
p-(3p-1) + 12> -2 (p+4) -12
Please help a dummy
p-3p+1+12>-2p-8-12
-2p+13>-2p-20
13>-20 is the solution