What mixed numbers is equivalent to 21/13 ( -10/9 +4) a : 2 1/6
b : 4 2/3
c : 2 8/39
d : -4 11/13

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how