Find volume. Round to nearest tenth

Which shows one way to determine the factors of  x3  +  5x2  –  6x  –  30 by grouping? x(x2  –  5)  +  6(x2  –  5)x(x2  +  5)  –  6(x2  +  5)x2(x  –  5)  +  6(x  –  5)x2(x  +  5)  –  6(x  +  5)

2-digit numbers less than 91 which are 1 less than a multiple of 10

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships