can someone aanswer please I need the answer asap

Answer:
activity1
1.[tex]\frac{5y^{7} }{2x}[/tex]
2.[tex]-\frac{3y^{6} }{5x^{2} }[/tex]
3.14[tex]x^{4}[/tex]
4.[tex]-\frac{3x^{5} }{2}[/tex]
5.[tex]-\frac{7}{2y}[/tex]
activity2
1.[tex]\frac{x^{2} }{2}+x+4[/tex]
2.4[tex]x^{2} -9[/tex]
3.[tex]5x^{4} -3x^{2} +6[/tex]
4.[tex]4x^{2} +2x-\frac{3}{x}[/tex]
5.[tex]2x^{3} y^{2} +x^{2} -2[/tex]
Step-by-step explanation:
that's all