Solve for a I need help on this I been struggling at this for a while.

Answer:
About 2.2
Step-by-step explanation:
By the law of cosines:
[tex]a^2=b^2+c^2-2bc\cos(A) \\\\a^2=3^2+4^2-2(3)(4)\cos(32) \\\\a^2=9+16-24\cos(32) \\\\a^2\approx 4.65 \\\\a\approx 2.2[/tex]
Hope this helps!