Answer: 12
Step-by-step explanation:
12 times 12 is 144 so 12.in each row
A I believe (sry if I’m wrong)
This website has a calculator that also has step-by-step explanations. https://www.mathpapa.com/algebra-calculator.html
Step-by-step explanation:
k = √(49 - 12√5)
= √(45 + 4 - 2 √180)
= √45 - √4
= 3 √5 - 2.
<em>So, k + 2 = 3 √5 - 2 + 2 = 3 √5.</em>
