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3 years ago

11

Help? Thanks in advance! Provide steps if possible.

1 answer:

Diano4ka-milaya [45]3 years ago

4 0

There's this all that's called photomath. it should get I for you

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98-x2=0 solve this with the quadratic formula

Mars2501 [29]

Answer:

x∈{-7√2, 7√2}

Step-by-step explanation:

$98-x^2=0\\\\-x^2+98=0\\\\a=-1\,,\ \ b=0\,,\ \ c=98\\\\x_1=\dfrac{-0-\sqrt{0^2-4\cdot(-1)\cdot98}}{2\cdot(-1)}=\dfrac{-\sqrt{4\cdot49\cdot2}}{-2}=\dfrac{-2\cdot7\sqrt{2}}{-2}=7\sqrt2\\\\x_2=\dfrac{-0+\sqrt{0^2-4\cdot(-1)\cdot98}}{2\cdot(-1)}=\dfrac{2\cdot7\sqrt{2}}{-2}=-7\sqrt2$

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3 years ago

What is 3÷1/4 please tell me

Lady bird [3.3K]

The answer to your question
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There are 84 boys in a senior class of 146 students. find the ratio of boys to girls. (note: if you know the total number of stu

vladimir1956 [14]

84 to 62. You have to subtract 146-84 to get the number of girls from the class.

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3 years ago

Please answer correctly !!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!

posledela

Answer: 13x-1

Step-by-step explanation:

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3 years ago

Hurry please!<br> Find the slope <br> A. -3/5<br> B. 3/5<br> C. -5/3<br> D. 5/3

IceJOKER [234]

Answer:

$\frac{5}{3}$ should be correct!

Step-by-step explanation:

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2 years ago

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