It is 5:9 in simplest form
Answer:
7.8432 × 10^-13
Step-by-step explanation:
Answer:
Maggie is incorrect.
Step-by-step explanation:
PEMDAS tells us the order of operations and the steps of solving a mathematical statement. It states that exponents must be performed before multiplication or division.
P - Parentheses
E - Exponents
M - Multiplication
D - Division
A - Addition
S - Subtraction
Therefore, to solve 12÷3² correctly, 3² needs to be simplified to 9 <em>before</em> dividing.
I hope this helps!
Step-by-step explanation:
A U B means all values containing in A and B.
Therefore A U B = {3,6,7,11,12,15} (C)