Question

28 cos (4/pi)

Answer 1

are you looking for \[\cos 28 \left( 4\div \pi \right)\]

Answer 2

\[28\cos(\pi/4)\]

Answer 3

19.7989898732

Answer 4

i put them into calculator but i cant get the 14\[14\sqrt{5}\]

Answer 5

14rad2 i mean

Answer 6

are you looking for radical form?

Answer 7

yeah i dont know what to put...

Answer 8

do you have options?

Answer 9

this is the question

Answer 10

and i got \[72\cos(\pi/4)\] for second step and it asking for get radical form but i dont know how to get it