3.7 Integration (A-level only)

a.

Express $cos⁡2(u2)\displaystyle \cos^2 \left(\frac{u}{2}\right)$ in terms of $cos⁡u\cos u$

[1]

b.

Find: $du\displaystyle \int \cos^2 \left(\frac{u}{2}\right) \, du$

[3]

a.

Express $cos⁡2(u2)\displaystyle \cos^2 \left(\frac{u}{2}\right)$ in terms of $cos⁡u\cos u$

[1]

b.

Find: $du\displaystyle \int \cos^2 \left(\frac{u}{2}\right) \, du$

[3]

3.7 Integration (A-level only) Questions