Chapter A.6, Problem 4MP

(A)

To determine

To multiply: The expression $2c^{\frac{1}{4}}\left(5c^3-c^{\frac{3}{4}}\right)$ and express the answer using positive exponents.

(B)

To determine

To simplify: The expression $\left(7x^{\frac{1}{2}}-y^{\frac{1}{2}}\right)\left(2x^{\frac{1}{2}}+3y^{\frac{1}{2}}\right)$ and express the answer using positive exponents.