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Brrunno [24]
3 years ago
6

Solve the equation 4c^2+7c-5=0 using the quadratic formula.

Mathematics
1 answer:
solmaris [256]3 years ago
5 0

c = \frac{-7+\sqrt{129} }{8}  ,\frac{-77-\sqrt{129} }{8}

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To factor 9x^2 - 4, you can first rewrite the expression as:
olga2289 [7]

Answer:

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Step-by-step explanation:

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highlights the squares being differenced.

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We know the factoring of the difference of squares is ...

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4 0
4 years ago
A student found the surface area of this pyramid. Surface area = (12)(6) + 1 2 (12)(8) + 1 2 (6)(9.5) = 72 + 48 + 28.5 = 148.5cm
Virty [35]

Answer:

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Step-by-step explanation:

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5 0
3 years ago
Pls help - Left 1 day
aalyn [17]

Answer:

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7 0
2 years ago
Read 2 more answers
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choli [55]
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3 0
4 years ago
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A, B and E.

Adding and multiplying the terms allow them to keep working. However, you must make sure that each variable is changed each time. Not just one as in C and D. 
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