Item 2
Which models represent the sum?

1.1 + 0.6

Select each correct answer.

The answer with the orange 10x10 block and the green 10, plus the 6 tens.

Step-by-step explanation:

The orange block represents 1, and the green represents 1/10, or 0.1

The 6 blocks represent the 6/10, or 0.6

step-by-step explanation:

hello,

as we don't know if g(x) is continue,

answer b

f(x)=2x²-8x+1=2(x²-4x+4)+1-8=2(x-2)²-7

vertex is (2,-7) ( a minimum since coefficient of x² is > 0)