Select the proper inverse operation to check the answer to 25 − 13 = 12.

a. 12 + 13 = 25
b. 12 ÷ 25 = 13
c. 12 × 25 = 13
d. 12 × 13 = 25

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a