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joThompson
24.06.2019 •
Mathematics
Find the vertex of the graph of the function. f(x) = 2x^2 + 8x + 10
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Ответ:
The vertex is (-2, 2).
Step-by-step explanation:
2x^2 + 8x + 10
Convert to vertex form:
= 2(x^2 + 4x) + 10
= 2 [ (x + 2)^2 - 4] + 10
= 2(x + 2)^2 - 8 + 10
= 2(x + 2)^2 + 2.
Compare this with a(x - b)^2 + c:
b = -2 and c = 2.
The vertex is at
Ответ:
51
Step-by-step explanation:
First, simplify the exponent by multiplying 6*6=36
Now. just add them together 36 + 15 = 51