What is 5.23 x 10^4 in standard notation

Explain how the quotient of powers was used to simplify this expression.

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4

Lines de and ab intersect at point c what is the value x? a.12b.25c.38d.52