Looks like the very definition for a rational number
First add what's in the parenthesis 1/2(3)(12)
then multiply 2 and 12 to get 1/2(36)
finally divide 36 by 2 and get 13
Answer:
17
Step-by-step explanation:
2 sqrt(81) -1
We know the sqrt(81) = 9
2*9 -1
18-1
17
Ummm I think it’s 4 not too sure lol
The answer is -6 because if you follow PEMDAS, it goes Parenthesis, Exponents, Multiplication & Division, Addition & Subtraction, left to right
