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IgorLugansk [536]
3 years ago
8

Solve. x^2+ 5x-2=0 A. B. C. D.

Mathematics
1 answer:
11Alexandr11 [23.1K]3 years ago
4 0

the answer is........ B

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100 POINTS Use the function f(x) = 5x2 + 2x − 3 to answer the questions. Part A: Completely factor f(x). (2 points) Part B: What
navik [9.2K]

Answer:

see below

Step-by-step explanation:

f(x) = 5x^2 + 2x − 3

        (5x-3) ( x+1)

To find the x intercepts, set this equal to zero

0=  (5x-3) ( x+1)

Using the zero product property

5x-3 =0     x+1 =0

5x=3             x =-1

x = 3/5             x = -1     are the zeros

End behavior

x = -infinity

5 ( -infinity )^2

5 (infinity) = infinity

as x goes to negative infinity, f(x) goes to infinity

x = infinity

5 ( infinity )^2

5 (infinity) = infinity

as x goes to  infinity, f(x) goes to infinity

To plot the function, we need to plot the zeros ( or x intercepts) and the end behavior as well as the vertex to plot the graph

3 0
3 years ago
2. Write five different numbers for which 328,800 is the nearest hundred.3.Write five different numbers for which 659,000 is the
stira [4]

2. The numbers at which represent 328000 to the nearest hundred are

a. 327, 969

b. 327, 958

c. 327,999

d. 328, 040

e. 328, 030

3. The numbers that can represent 659,000 as the nearest hundred are

a. 658, 952

b. 658, 966

c. 658, 974

d. 659, 049

e. 659, 030

The nearest hundred, we consider the last two digits if they are below 50 or above 50. Then we round the number to the nearest hundreds . example 240 to the nearest hundred is 200. since 40 makes the number 240 more closer to 200 we round it to 200. if it is 260, the number 60 will be more closer to 300 than 200. so the nearest hundred in this case will be 300.

7 0
1 year ago
What is proportion as applied in mathematics​
Mariana [72]

Answer:

Proportion is a mathematical comparison between two numbers. According to proportion, if two sets of given numbers are increasing or decreasing in the same ratio, then the ratios are said to be directly proportional to each other. Proportions are denoted using the symbol "::" or "=".

5 0
3 years ago
HEEELP ASAP I WILL AWARD BRAINKIEST AND THANKS
KATRIN_1 [288]

Answer:

The 4th option is the correct answer

Step-by-step explanation:

Hope this helps:)

4 0
3 years ago
Read 2 more answers
.Which one of the following is true when ds/dt=3t^2/2s
ser-zykov [4K]
1) Given: ds / dt = 3t^2 / 2s

2) Separate variables: 2s ds = 3t^2 dt

3) Integrate both sides:

∫ 2s ds = ∫ 3t^2 dt

s^2 + constant = t^3 + constant

=> s^2 = t^3 + constant

=> s = √ (t^3 + constant)

Answer: option B.
4 0
4 years ago
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