2 years ago

What is a equivalent expression for (x+1)(x+3) in expanded form

Mathematics

2 answers:

erastova [34]2 years ago

7 0

Using FOIL method

x(x)+x(3)+1(x)+1(3)

x^2+3x+x+3

x^2+4x+3 thats your expanded form

Agata [3.3K]2 years ago

5 0

$x^{2} +4x+3$

You might be interested in

Determine the intercepts of the line <br> The x and y intercepts please help

Anna007 [38]

Answer:

See below in bold.

Step-by-step explanation:

As we see from the diagram the x -intercept ( where the line intercepts the horizontal x-axis) is (3, 0) and the y-intercept is (0, -10).

5 0

3 years ago

These are the means and standard deviations for samples of heights from two kinds of trees. Tree A = Mean: 25ft = standard devia

tatuchka [14]

Answer:

mmmmmmm.............

5 0

2 years ago

3.57 x 10 <br> write in standard form

Bess [88]

$\huge\text{Hey there!}$

$\textsf{3.57}\times\textsf{10}^\mathsf{3}\\\\\mathsf{10^3}\\\mathsf{\rightarrow 10\times10\times10}\\\mathsf{\rightarrow100\times10}\\\mathsf{\rightarrow 1,000}\\\\\textsf{3.57}\times\textsf{1,000}\\\rightarrow\textsf{3,570}\\\rightarrow\mathsf{3.57\times10^3}\\\\\huge\boxed{Answer: {\frak{3.57\times 10^3}}}\huge\checkmark$

$\huge\text{Good luck on your assignment \& enjoy your day!}$

~ $\frak{Amphitrite1040:)}$

7 0

2 years ago

the centers of Marathon County Bayfield County and Dodge County all lie along a straight line if Marathon County is equidistant

Evgen [1.6K]

Marathon C is in the middle.

From Marathon C to Dodge C is 487

Then From Marathon C to Bayfield C is also 487

And from Dodge C to Bayfield C is 487 + 487 = 974 miles

5 0

2 years ago

9th grade Algebra 1 help??

andriy [413]

3 eggs for brownies, 2 eggs for cookies.

Because the total count went up 2 for one more batch of cookies, you know that 1C(ookies) = 2 eggs
3C = 6 eggs
15 - 6 = 9 eggs
3B(rownies) = 9 eggs
1B = 3 eggs

8 0

2 years ago