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3 years ago

What is the value of 4s2+10 if s=9?

Mathematics

1 answer:

emmasim [6.3K]3 years ago

4 0

Answer:

Step-by-step explanation:

Is the 2 an exponent? if so:

Plug 9 into S

so rewrite as 4(9)^2+10=1306

If not: then 4(9)(2)+10= 82

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Create a quadratic equation that has complex solutions

svetoff [14.1K]

Answer:

x^2 + x + 2 = 0.

Step-by-step explanation:

The discriminant b^2 - 4ac is < 0 for complex roots.

So we can choose appropriate values for a, b and c.

Let b = 1, a = 1 and c = 2 so b^2 - 4ac = 1 - 4*1*2 = -7.

So our equation is:

x^2 + x + 2 = 0.

4 0

2 years ago

Lamar has 1,354.5 kilograms of potatoes to deliver equally to 18 stores. 12 of the stores are in the Bronx. How many kilograms o

Helen [10]

Answer:

deliver in 12 stores in the Bronx = 903 kg

Step-by-step explanation:

given data

potatoes weight = 1354.5 kg

no of store = 18

store in Bronx = 12

to find out

How many kilograms of potatoes will be delivered to stores in the Bronx

solution

first we find the 1 store potatoes deliver weight that is

1 store deliver = $\frac{total weight}{total store}$ ............1

put here value in equation 1

1 store deliver = $\frac{1354.5}{18}$

1 store deliver = 75.25 kg

deliver in 12 stores in the Bronx are

deliver in 12 stores in the Bronx = weight of 1 store deliver × 12

deliver in 12 stores in the Bronx = 75.25 × 12

deliver in 12 stores in the Bronx = 903 kg

4 0

3 years ago

10 4/5 + (8 3/4 − 6 1/2)

Bad White [126]

Answer:

261/20

Step-by-step explanation:

=54/5+(35/4-13/2)

= 54/5+9/4

=261/20

You can use calculator. It's easier.

4 0

3 years ago

433 round to the nearest 10

tankabanditka [31]

Answer:

433

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

8 True or False: The substitution method is a method of solving systems of equations by adding equations together in such a way

Mademuasel [1]

Answer: I personally think it's true but I am not for sure

Step-by-step explanation:

6 0

2 years ago