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Sever21 [200]
2 years ago
15

Determine whether the value of each power is positive or negative.

Mathematics
1 answer:
avanturin [10]2 years ago
8 0
-10 negative -3 positive -2 positive 1- positive
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Felicity put down $800 on a used car. She took out a loan to pay off the balance of the cost of the car. Her monthly payment wil
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Answer:

The answer is 2375

Step-by-step explanation:

800+175 * 9

800+1575

2375

I hope this helped!

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Omplete the multiplication sentence that matches the model.<br> 1<br> 5<br> ×7=
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105

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Help!!!<br> Find the zeros of the quadratic equation by factoring.<br><br> x^2+4x-5=0
weqwewe [10]

Answer:

x = -5, 1

Step-by-step explanation:

To factor an equation, break the polynomial into two binomials which multiply to make it. Find two numbers that multiply to C and add to B from ax^2 + bx + c.

-1 and 5 multiply to -5 and add to 4.

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The zeros are the factors set equal to 0 and solved.

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4 0
3 years ago
A U.S. penny has a mass of 2.5 grams. A U.S. quarter has a mass of 5.67 grams. What is the total mass of the two coins (pls help
Svet_ta [14]

Answer:

8.17 grams

Step-by-step explanation:

To find the total mass of the two coins add the masses together.

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6 0
2 years ago
2. The probability that a car will come to a complete stop at a particular stop sign is 0.4. Assume that the next four cars
kodGreya [7K]

Answer:

P(X = 0) = 0.1296

Step-by-step explanation:

This can be solved using the binomial distribution because the cars arriving at the stop are independent of each other. This means we will use:

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Where p is the probability of success, q = 1 - p is the probability of failure and n is the number of cars sampled.

p = 0.4

q = 0.6

n = 4

Therefore,

P(X = 0) = \binom{4}{0} 0.4^{0} 0.6^{4}

This is equal to

P(X = 0) = 1 \times 1 \times 0.1296

P(X = 0) = 0.1296

7 0
3 years ago
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