Visually impaired math text interpretations:
- A sum that consists of 3 terms; the 1st term of the sum is a product that comprises 2 factors; the 1st factor of the product is equal to nine; the 2nd factor of the product is equal to a power; the base is a; the exponent is two; the 2nd term of the sum is equal to a product of 2 factors; the 1st factor of the product is thirty nine; the 2nd factor of the product is equal to a; the 3rd term of the sum is equal to thirty;
- nine multiplied by a to the power of two plus thirty nine multiplied by a plus thirty;