9 is the blank.
(a+b)^2 = a^2 + 2ab + b^2
a = x
b = 3
(x+3)^2 = x^2 + 6x + 9
Answer:
2(4a + 7)
Step-by-step explanation:
2 to the 4 and 7
This would give you 8a + 14 because 2 times 4 is 8, and 2 times 7 is 14.
<em><u>Hope this helps.</u></em>
The answer is 5 hope it helps
Step-by-step explanation:
pressure = F/A
= 750/ (1.7×9)
= 49 N/m²