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zhenek [66]
2 years ago
11

Which of the following are solutions to the quadratic equation? Check all that apply x^2 + 12x + 36 = 7

Mathematics
1 answer:
garik1379 [7]2 years ago
5 0

Answer:

x = -6 + \sqrt{7}, x = -6 - \sqrt{7}

Step-by-step explanation:

(x + 6)² = 7

x + 6 = + or - \sqrt{7}

x = -6 + \sqrt{7}, x = -6 - \sqrt{7}

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Please beging help me thanks ​
ivolga24 [154]

Answer:

1)\frac{7}{12} 2)\frac{1}{4}  3)\frac{2}{12} 4)Rs.36 000

Step-by-step explanation:

1)1/3+1/4=4/12+3/12

             =7/12

2)remaining=12/12-7/12

                   =5/12

 other expenses=5/12*3/5

                            =1/4

3)total=7/12+1/4

          =7/12+3/12

          =10/12

          =5/6

remaining=6/6-5/6

                =1/6

fraction of the salary=1/6*2

                                  =2/12

4)1/6=rs.6000

   6/6=rs,36 000

5 0
2 years ago
Which number is irrational? A. 0.3 B. [5 C. 0.777 D. 00.454445
Yanka [14]
C.0.777 decuase it is smart

8 0
2 years ago
Read 2 more answers
Can someone help me pls thanks
allsm [11]

Answer:

x = 1/2QN^2

Step-by-step explanation:

8 0
2 years ago
Is the product of two imaginary numbers always imaginary?
Diano4ka-milaya [45]
No. i*i = -1

2i*3i=-6

now if they meant complex numbers the answer is still no

(2+4i)(2-4i) = 4-8i+8i-16 = -12
3 0
2 years ago
Can someone please help me find the simple interest
Stells [14]

\bf ~~~~~~ \textit{Simple Interest Earned} \\\\ I = Prt\qquad \begin{cases} I=\textit{interest earned}\\ P=\textit{original amount deposited}\dotfill & \$300\\ r=rate\to 4\%\to \frac{4}{100}\dotfill &0.04\\ t=years\dotfill &3 \end{cases} \\\\\\ I=(300)(0.04)(3)\implies I=36

5 0
3 years ago
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