Mathematics, 25.10.2019 10:43 rhondafits9000
1. factor the expression 3x3 +4x2 -15x -20. show your work for full credit.
2.solve the equation p2 + 4p = -6 by completing the square.
show all your work. hint: find c by ( ½ b)2, then use the method in lesson 3.08
complete the square page 2. go through the example.
3. explain the steps on how you would factor the expression 25x2 + 9y2
Answers: 1
Mathematics, 21.06.2019 16:30
When only separate discreet points are graphed it is called?
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Mathematics, 21.06.2019 17:30
Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.
Answers: 2
Mathematics, 21.06.2019 21:30
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
1. factor the expression 3x3 +4x2 -15x -20. show your work for full credit.
2.solve the...
2.solve the...
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