M^2+2m+20
HELP ME PLZ WHATS THE PRIME

17 in long 1.3 ft wide and 8in high what is the volume

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?

How many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.) how many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.)