Marss

35 Questions
0 Answers

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504

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system of equation help

5. Solve the following system of equations using any method, then check your solutions.

b. y = -x^2 + 2x + 4, x + y = 4
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Marss Feb 24, 2019

0

427

0

+123

Answer check please.

Solve the following system of equations using substitution, and by elimination.

3 + 2x - y = 0,
-3 - 7y = 10x read more ..

Marss Feb 24, 2019

0

421

0

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information about systems of equations

How do you determine the solutions algebraically and graphically?

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Marss Feb 24, 2019

0

641

1

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probability of rolling a sum of 10?

Suppose that you roll a six-sided number cube, record the result, and then roll the six-sided number cube again.

What is the probability of rolling a sum of 10

Marss Feb 23, 2019

0

3

1015

1

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Answer check

A bag consists of 4 different colored marbles. The probability of drawing each is as follows:
P (Blue)=. 4 P (Red)= .2 P (Purple)= .3 P (Black)= .1

You draw a marble out of the bag and then replace it. read more ..

Marss Feb 23, 2019

+1

664

3

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What is the house worth now?

A house purchased for $226,000 has lost 3% of its value each year for the past 5 years.

What is the house worth now?

Marss Feb 23, 2019

+1

553

2

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How many will be present at 8pm?

a.
The number of bacteria present in a colony is 180 at 12 noon. The bacteria grows at a rate of 23% per hour.

How many will be present at 8pm? read more ..

Marss Feb 23, 2019

+1

742

1

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I need help with solving the equations please.

Solve the following exponential equations:

c. (4)^x-3 = 1/16
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Marss Feb 23, 2019

0

729

1

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what are the solutions in the interval: 0 <= θ <= 2pi

8. Solve each of the following trigonometric equations and find all solutions in the interval

b. sin x + sqrt2 = -sin x
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Marss Feb 23, 2019

0

1406

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what is the exact value of tan- 13pi/6

what is the exact value of tan- 13pi/6

Marss Feb 23, 2019