3 years ago

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

Mathematics

1 answer:

Lerok [7]3 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

You might be interested in

The ratio of 4:8 is equivalent to x:6, what is the value of x?

Dimas [21]

Answer:

x = 3

Step-by-step explanation:

Given

4 : 8 = x : 6, expressing in ratio form, that is

$\frac{4}{8}$ = $\frac{x}{6}$ ( cross- multiply )

8x = 24 ( divide both sides by 8 )

x = 3

Thus 4 : 8 = 3 : 6

6 0

3 years ago

Read 2 more answers

A cone has a volume of 314 cubic millimeters and a height of 12 millimeters. What is its

Hoochie [10]

Answer:

5mm

Step-by-step explanation:

using the formula of volume of cone i.e. 1/3 ×πr²h

1/3 × πr²h = 314

or, r²= (314×3)/ (π×h)

or, r² = 25

r= 5 mm

7 0

3 years ago

Express sin Q as a fraction in simplest terms.

Lesechka [4]

Answer:

Solution given

Sin Q=opposite/hypotenuse=28/29

28/29 is. a required answer.

3 0

3 years ago

What is a simple event?

konstantin123 [22]

Answer:

an event with no possible outcomes

Step-by-step explanation:

because there is only one posible thing that can happen

8 0

3 years ago

Which one of these answers is the actual one

Arturiano [62]

The answer is: 3 3/8 sq ft so C

3 0

3 years ago

Read 2 more answers