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ra1l [238]
3 years ago
5

Which are solutions of x2+5=2

Mathematics
2 answers:
zaharov [31]3 years ago
8 0

Answer:

x= -1.5

Step-by-step explanation:

assuming x2 is x multiplyed by 2 then...

x*2+5=2

2x=-3

x=-3/2

x= -1.5

I want brainliest or else!!!

Anna35 [415]3 years ago
4 0

Answer:

\pm \sqrt{7}

Step-by-step explanation:

x^2+5=2

Subtract 2 from both sides:

x^2+7=0

x=\pm \sqrt{7}

Hope this helps!

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Answer: He can have 12 fifty-dollars bills and 7 ten-dollar bills.

Step-by-step explanation:

12*50=700

7*10=70

      _____+

       770

3 0
4 years ago
Marcy can walk 12 blocks in 5 minutes. If each block is 50 feet long, how many feet will she walk during the 30 minutes that she
a_sh-v [17]

Answer:

3600ft.

Step-by-step explanation:

12blocks x 50ft/block = 600 feet/5min.

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600 x 6 = 3600 ft.

5 0
3 years ago
Read 2 more answers
Which expression is equivalent lo the following complex fraction?
aev [14]

Answer:

\frac{ - 1}{2}

<h2>Hope this helps you !! </h2>

8 0
2 years ago
What are the features of the quadratic function f(×) =×2 +10×+21?​
laiz [17]

A is the correct answer

Or

Vertex = (-5,-4), y-intercept = (0,21), x-intercepts = (-7,0) and (-3,0), axis of

symmetry is x = -5

8 0
2 years ago
Will give brainliest and 5stars and thank you if youre answer is right
slega [8]

Step-by-step explanation:

since

25⁰= 1 minute

x⁰ = 11 minutes

cross multiply

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temperature(x) after being turned on

25tt=x

temperature (x) after minutes

x= 25tt + 75⁰

8 0
3 years ago
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