(4x² + 6) + (2x² + 6x + 3) = 4x² + 6 + 2x² + 6x + 3 = 6x² + 6x + 9
---------------------------------------------------
Answer: 6x² + 6x + 9 (Answer C)
---------------------------------------------------
Answer:
the answer is A 30' 28' 10"
you have to subtract the " and add the '
an angle must always be at least 1 so you have to add 1 to the second '
hope this helps
may i get brainliest please? :)
88 feet per second
is the answer
Answer:

Step-by-step explanation:
We are given that the numbers a, b and c
....(1)
..... (2)
We have to find the value of (a+b)(b+c)(c+a).
From equation we get



Substitute the values then we get


Using equation (2) we get

Hence, the value of
is -78.