Multiply $2p$ by $\frac{i}{5}$ to get $\frac{2ip}{5}$.

Step 1: Write $2p$ as a fraction by putting $1$ in the denominator.

Step 2: Multiply numerators and denominators.

Step 3: Simplify numerator and denominator.

Multiply $2p$ by $\frac{i}{5}$ to get $\frac{2ip}{5}$.

Step 1: Write $2p$ as a fraction by putting $1$ in the denominator.

Step 2: Multiply numerators and denominators.

Step 3: Simplify numerator and denominator.

Multiply $cos$ by $\frac{2ip}{5}$ to get $\frac{2ciops}{5}$.

Step 1: Write $cos$ as a fraction by putting $1$ in the denominator.

Step 2: Multiply numerators and denominators.

Step 3: Simplify numerator and denominator.

Multiply $ins$ by $\frac{2ip}{5}$ to get $\frac{2i^{2}nps}{5}$.

Step 1: Write $ins$ as a fraction by putting $1$ in the denominator.

Step 2: Multiply numerators and denominators.

Step 3: Simplify numerator and denominator.

Add $1$ and $\frac{2ciops}{5}$ to get $\frac{2ciops+5}{5}$.

Step 1: Write $1$ as a fraction by putting $1$ in the denominator.

Step 2: To add raitonal expressions, both fractions must have the same denominator.
We can create a common denominator by multiplying the first fraction by $5$.

Multiply $ins$ by $\frac{2ip}{5}$ to get $\frac{2i^{2}nps}{5}$.

Step 1: Write $ins$ as a fraction by putting $1$ in the denominator.

Step 2: Multiply numerators and denominators.

Step 3: Simplify numerator and denominator.

Multiply $\frac{2ciops+5}{5}$ by $i$ to get $\frac{2c{i}^{2}ops+5i}{5}$.

Step 1: Write $i$ as a fraction by putting $1$ in the denominator.

Step 2: Multiply numerators and denominators.

Step 3: Simplify numerator and denominator.

Multiply $ins$ by $\frac{2ip}{5}$ to get $\frac{2i^{2}nps}{5}$.

Step 1: Write $ins$ as a fraction by putting $1$ in the denominator.

Step 2: Multiply numerators and denominators.

Step 3: Simplify numerator and denominator.

Add $\frac{2c{i}^{2}ops+5i}{5}$ and $\frac{2i^{2}nps}{5}$ to get $\frac{2c{i}^{2}ops+2i^{2}nps+5i}{5}$.

To add expressions with the same denominators, we add the numerators and write the result over the common denominator.

Divide $i-1$ by $\frac{2c{i}^{2}ops+2i^{2}nps+5i}{5}$ to get $\frac{5i-5}{2c{i}^{2}ops+2i^{2}nps+5i}$.

Step 1: To divide rational expressions, multiply the first fraction by the reciprocal of the second fraction.

Step 2: Write $i-1$ as a fraction by putting $1$ in the denominator.

Step 3: Multiply numerators and denominators.

Step 4: Simplify numerator and denominator.