2b^2. This is because you have a positive a^2 and a negative so they cross it one another so it just leaves the b’s.
Answer: 6.9% increase
Step-by-step explanation: original: 72
new: 77 5 x = 500 = 6.9%
72 100 72
Answer:
Area/Circumference is the length of a circle!
Step-by-step explanation:
Answer:0.5(x+1.6)+1.4(3x+2.4)=9.8
Step-by-step explanation: