Answer:
sin22°
Step-by-step explanation:
Using the cofunction identity
cos x = sin (90 - x), then
cos68° = sin(90 - 68)° = sin22°
About 97%
Prime Polynomials:
12x^2-3x+4x-7
6x^3-5x^2+2x-14
Non-Prime Polynomials:
12x^4-18x^2+8x^2-12
6x^3+9x^2+10x+15