Question

how do i find the value of SIN 12 CSC 12 without a calculator

Answer 1

wait, is it sin(12)*csc(12) ?

Answer 2

Hint:

csc(x) = 1/sin(x)

Answer 3

yes it is multiplied @macknojia

Answer 4

sin(12)*(1/sin(12))= sin(12)/sin(12)= ?

Answer 5

=1?

Answer 6

correct

Answer 7

what about sec^2 233- tan^2 233=

Answer 8

check out these identities

http://www.sosmath.com/trig/Trig5/trig5/trig5.html

Answer 9

are you aware of the property sin^2x+sin^2x=1 ?

Answer 10

yes

Answer 11

sin^2x+cos^2x=1 ?****
divide both sides by cos^2x and you'll get the identity you are trying to find.

Answer 12

instead of an x you have the angle in your problem which is 233.

Answer 13

yes it equals 1

Answer 14

yup.

Answer 15

the top "B" should be "C"