3 years ago

Solve using the quadratic formula. x 2 + 4 x + 7 = 0

1 answer:

Tom [10]3 years ago

7 0

Answer:

x=-2+i√ 3

Step-by-step explanation:

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Mariana [72]

The answer is 11.66 or 11.67 depending on how you round the decimal

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3 years ago

Andre45 [30]

Answer:

Step-by-step explanation:

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2 years ago

Damm [24]

Answer:

$\huge{= \frac{ {a}^{2} - {b}^{2} }{ {a}^{2b} + {ab}^{2} }}$

Step-by-step explanation:

$\huge{ \frac{ {a}^{2} - {b}^{2} }{ {a}^{2b} + {ab}^{2} } \div \frac{ {a}^{2b} - {ab}^{2} }{ {a}^{2b} - {ab}^{2} }}$

$\huge{\frac{ {x}^{2} - {b}^{2} }{ {a}^{2b} + {ab}^{2} } \div 1}$

$\huge{\boxed{\green{= \frac{ {a}^{2} - {b}^{2} }{ {a}^{2b} + {ab}^{2} }}}}$

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3 years ago

Vinil7 [7]

Answer: 36

Since the sum of the ratios is 5+7=12

the total number of students must be divisible by 12

The only number within the given range is 36

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3 years ago

yKpoI14uk [10]

yyyyyyyyyyyyyYeeeeeeeeeeESsssss

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2 years ago