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3 years ago

8

Find an expression for the number of squares in the nth pattern of the sequence. I noticed that the number of squares you add in

each pattern it depends on the pattern number (see image) but I don't know how to get the expression.

1 answer:

Morgarella [4.7K]3 years ago

3 0

Answer:

make clear the question please

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Tanya is buying a skateboard for $42.38,a helmet for $17.60,and a set of elbows an nee pads for $12.89.She estimates the total c

Mila [183]

Her estimate is lower than her actual cost because her total is 72.87 she is off by 1.72 because she only added 42,17,and 12 and forgot all about adding the cent or the .60,.38,and the .89.

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2 years ago

Use Vieta's Theorem to solve the problems.

VladimirAG [237]

Answer:

The answer is -2, -17

Step-by-step explanation:

You write a system of equations

$x_{1} +x_{2}=-19\\x_{1}-x_{2}=15$

Then you solve:

-2, -17

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3 years ago

3x + x- 2x + 8 = 3x + x

Arada [10]

Answer:

x=4

Step-by-step explanation:

3x+x - 2x + 8= 3x + x

4x- 2x +8 = 4x

2x + 8= 4x

8= 2x

x=4

5 0

2 years ago

Simplify completely''''

34kurt

Answer:

$\displaystyle \frac{2(x + 3)}{5x - 2}$

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

<u>Algebra I</u>

Terms/Coefficients
Factoring

Step-by-step explanation:

<u>Step 1: Define</u>

$\displaystyle \frac{2x^2 + 16x + 30}{5x^2 + 13x - 6}$

<u>Step 2: Simplify</u>

[Fraction] Factor numerator: $\displaystyle \frac{2(x + 3)(x + 5)}{5x^2 + 13x - 6}$
[Fraction] Factor denominator: $\displaystyle \frac{2(x + 3)(x + 5)}{(x + 3)(5x - 2)}$
[Fraction] Divide: $\displaystyle \frac{2(x + 3)}{5x - 2}$

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2 years ago

What is the LCD of 2<br> −1<br> and 3<br> +1<br> ?

bezimeni [28]

Answer:

Step-by-step explanation:

What is the least common denominator of 1/3 and 1 2?

The denominator of the largest piece that covers both fractions is the least common denominator (LCD) of the two fractions. So, the least common denominator of 12 and 13 is 6 .

3 0

3 years ago