The arithmetic sequence a; is defined by the formula:
aj = 15
di = Qi-1 - 7
Find the sum of the first 660 terms in the sequence.

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

The acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?