2 years ago

HELPPPPPPPPP Write the quadratic expression to represent the pattern to the right

Mathematics

1 answer:

Lerok [7]2 years ago

4 0

Answer:

n^2 + 2n - 1

Step-by-step explanation:

Figure 1

2*2 - 2

Figure 2

3*3 - 2

Figure 3

4*4 - 2

Equation for nth term

(n + 1)^2 - 2 =
n^2 + 2n + 1 - 2 =
n^2 + 2n - 1

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