2x^2+3
x=3
2(3)^2+3
2(9)+3
18+3
21 is the answer.
Answer:
(0, 1)
Step-by-step explanation:
All other choices do not match the two possible vertices of the square.
Answer:
A^-1:B^-1
Step-by-step explanation:
im not 100% sure but i think this is the right answer :)
Answer:
no
Step-by-step explanation:
the graph should be facing up.
Change 212,514 into 215,000.
Change 396,705 into 400,000.
--------
Estimate:
215,000 + 400,000 = 615,000
Therefore:
212,514 + 396,705 ≈ 615,000
