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Anna11 [10]
4 years ago
5

I need helppppp........

Mathematics
1 answer:
grin007 [14]4 years ago
7 0

Answer:

B

Step-by-step explanation:

To do this, you need to complete the square.

y=-2x^2-8x-13 \\\\y=-2(x^2+4x)-13 \\\\y=-2(x^2+4x+4)+8-13 \\\\y=-2(x+2)^2-5

Therefore, the correct answer is choice B. Hope this helps!

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Which of the following are exterior angles? Check all that apply. ASAP please
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Read 2 more answers
Divide by long division method 4x³-x+1by(2x-1)
katen-ka-za [31]
\left[x _{2}\right] = \left[ \frac{-1+i \,\sqrt{3}+2\,by+\left( -2\,i \right) \,\sqrt{3}\,by}{2^{\frac{2}{3}}\,\sqrt[3]{\left( 432\,by+\sqrt{\left( -6912+41472\,by+103680\,by^{2}+55296\,by^{3}\right) }\right) }}+\frac{\frac{ - \sqrt[3]{\left( 432\,by+\sqrt{\left( -6912+41472\,by+103680\,by^{2}+55296\,by^{3}\right) }\right) }}{24}+\left( \frac{-1}{24}\,i \right) \,\sqrt{3}\,\sqrt[3]{\left( 432\,by+\sqrt{\left( -6912+41472\,by+103680\,by^{2}+55296\,by^{3}\right) }\right) }}{\sqrt[3]{2}}\right][x​2​​]=​⎣​⎢​⎢​⎢​⎢​⎡​​​2​​3​​2​​​​​3​​√​(432by+√​(−6912+41472by+103680by​2​​+55296by​3​​)​​​)​​​​​−1+i√​3​​​+2by+(−2i)√​3​​​by​​+​​3​​√​2​​​​​​24​​−​3​​√​(432by+√​(−6912+41472by+103680by​2​​+55296by​3​​)​​​)​​​​​+(​24​​−1​​i)√​3​​​​3​​√​(432by+√​(−6912+41472by+103680by​2​​+55296by​3​​)​​​)​​​​​​⎦​⎥​⎥​⎥​⎥​⎤​​
totally answer.
4 0
3 years ago
How do I do step by step
kiruha [24]

Answer:

1.1

Step-by-step explanation:

Write out a long division problem! Since you can't have a decimal in the divisor, multiply both numbers by 10. This will leave you with 39.6÷36. Now all you have to do is follow the steps and end up with an answer of 1.1

6 0
2 years ago
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