Decide whether the following questions have an answer of positive, negative or 0 a.) a+b
b.) b-2
c.) a-b
d.) b/a
e.) a. b
f.) -a x b

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.