REGULARITY Find the exact value of 44 2 45

Algebra Find the value ofx. 2x 34

EXPRESSION TRIG SUBSTITUTION 25 +x² x=3tan0 #2 16-x² x=4sin0 #3 x² -9 x=25tan0 x=3sec0 x=16sin0 b. Select one expression from part a) in the left column where you made a match with a trig function in the right column : say which number it is. Plug your trig function in for x then simplify the expression ( in the left column). Use trig identities as needed to help simplify the expression. %23