For the given number a. find it’s additive inverse and b. find its absolute value. 7.87 a. the additive inverse of 7.87 is ? ?

a) -7,87

b) 7.87

Step-by-step explanation:

The sum of a real number and its additive inverse gives the identity element of addition which is zero.

Let x be the additive inverse of 7.87 then

This implies that:

The absolute of a real number is its distance from zero on the real number line.

umumumumum

im not sure

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5