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Paladinen [302]
3 years ago
10

Which equation shows the quadratic formula used correctly to solve 5x^2+3x-4=0 for x?

Mathematics
1 answer:
zhuklara [117]3 years ago
8 0

Answer:

-3±√89/10

Step-by-step explanation:

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The simple interest on $400 at 5% per annum for 2 years is?
maxonik [38]

Answer:

\frac{400 \times 5 \times 2}{100}

Answer A is correct

Step-by-step explanation:

p = 400 \\ r = 5\% \\ t = 2 \:  \: years

Now let's find the simple interest.

\frac{prt}{100 }  \\  =  \frac{40 0 \times 5 \times 2}{100}  \\  = 40

hope this helps

brainliest appreciated

good luck! have a nice day!

4 0
3 years ago
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aleksandrvk [35]

Answer:

1st answer is 108

Step-by-step explanation:

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3 years ago
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andrew-mc [135]

Step-by-step explanation:

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7 0
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About 85% of Americans have Rh positive blood. What is the ratio of Americans that are Rh positive to all Americans?
weqwewe [10]
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Step-by-step explanation:

8 0
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