For one strain of bacteria, each bacterium divides into two every minute. The table shows the number of bacteria present in a particular sample for the first 5 minutes. Write down an expression for the number of bacteria present after t minutes

Q: If the first term of an AP is -10 and the common difference is 2 At which term will the value equal…

A: an = a + (n-1)d  Here a =-10. , d = 2 and an = 0  Then find n

Q: 5-

A:

Q: Choose the expression equivalent to x - 5 x 5 x 4 1 5, -

A: Given: x-45 To find x-45 We can write, x-45=1x45

Q: Select all expressions equal to: 4 · 4.4

A: Given,           4·4·4

Q: The value of 7 nickels is 5 * 7 cents. Likewise, the valueof x nickels is 5x cents. If the money box…

A: Since 1 nickel is equal to 5 cents, so x nickels are equal to 5x cents. Same as, a dime is worth 10…

Q: When a certain bacteria is treated with penicillin, the number of bacteria decreases by 1/2 each…

A:

Q: A farmer plants 9000 acres of wheat one year. Each year thereafter, he harvests (removes) 10 of the…

A: Initially, there were 9000 acres. He removes 1/10, so remains (1-1/10)=9/10. 9/10 of 9000= 8100…

Q: 1 2 y 2 3 1+ |3/2

A:

Q: Two numbers that add to 1 and multiply to -30 are

A: To find the two numbers whose sum is 1 and multiple is -30.

Q: 1 1 x_ +y 3 1+ |3/2 || 3/2

A:

Q: If x is the first of four consecutive integers, express the sum of the first integer and the third…

A: In some cases a statement can be turned into a mathematical equation by taking some appropriate…

Q: Find the number of automobile license plates where: (a) Each plate contains 2 different letters…

A: We have to find number of automobile license plates where each plate contains 2 different letters…

Q: Gabriel is 46 years younger than krystal.5years ago, krystal's age was 3times Gabriel's age. How old…

A:

Q: go Padres) had a life- that he will get exac

A: The lifetime batting average of Tony Gwynn is 0.347. It is given that batting is done 5 times in any…

Q: The DoBee.Com Corporation has 5 more than three times as many female as male supervisors. If x"…

A:

Q: Find an expression which represents the difference when (x + 4y) is subtracted from (-8x + 3y) in…

A:

Q: select all the expressions that can be used to find the price of a $500 after a 45% markup

A:

Q: Suppose Commonwealth Edison Company’s charge for electricity in 2014 was 8.21. per kilowatt-hour. In…

A: To find: The range of kilowatt-hours for bill range from a low of $72.84 to high of $273.04. Given:…

Q: Find the 21st term of the AP whose two terms are - 3 and 4 ?

A:

Q: 3 Determine which expression is equivalent to 1 3 --r - x

A: Solve the expression

Q: Evaluate 15 - x + 19 if x = 4

A:

Q: Find the 8th term of an AP where the sum of first and third terms is (18) and the difference between…

A:

Q: The probability of having identical twins is approximately 35 ten-thousanths or 0.0035 express the…

A:

Q: A company has two manufacturing plants with daily production levels of  8x + 15 items and  ​5x - 2…

A:

Q: 4. The expression. 0013x-.0845x² +1.6083x+12.5 represents the gas consumption by the United States…

A: Consider the expression which represents the gas consumption by the United States in billions of…

Q: what is the last one?

A: To find- How many 2-letter code words can be formed from the letters O, Z, A, I, M if adjacent…

Q: Every day in Mrs. Yan's class, a student's high score is posted on the boardThe high score for the…

A:

Q: The difference between 0 and a negative integer is always positive?

A: Given data is : The difference between 0 and a negative integer is always positive. Consider a…

Q: Find the number that when added to 2.2 produces the same result as the difference between 34.5 and…

A: Algebraic word problems for solving one unknown-  In these types of problems, we have to find one…

Q: Evaluate the expression for x = 1 + 2 3

A: Evaluate for x

Q: A new mobile device has a value of $256.25. Its value changes by -2212% each year. What is the value…

A: Solution is given below:

Q: Suppose that the temperature inside a space shuttle is 78 degrees Fahrenheit before re-entry. During…

A: Given: temperature in space shuttle 78°F

Q: Evaluate 5(x + 2) / (2x-14)  for x = 10

A: The given expression is 5x+22x-14.

Q: Exponentiation can be understood as repeated multiplication. That means 37 can be interpreted as…

A: 37 can be interpreted as multiplying 3 repeatedly 7 times.

Q: The doctor advised Peter to take the medicine after every 50 minutes 1800 seconds. How many times…

A:

Q: The videography team entered a contest and won a monetary prize of $1,350. Which expression…

A: Given,           The videography team entered a contest and won a monetary prize of $1,350.…

Q: Suppose that each semester at a particular community college Levi has to pay $1654 in tuition. If…

A: Given query is to find the algebraic expressions representing thae totay amount Levi needs to pay.

Q: EVALUATE 3(-1)to the 2 power (2-3(-3) to the 2 power -6(-1)

A:

Q: On the second day, XLabs' twitter account had 16 more than twice the followers it had on the first…

A: Given:- On the second day, XLabs' twitter account had 16 more than twice the followers it had on the…

Q: A fraction is close to 1/2 when the denominator is close to two times the numerator. True or Falsel

A:

Q: Find an expression which represents the difference when (-8x + y) is subtracted from (-5x - 8y) in…

A: The two given expressions are -8x+y and -5x-8y.

Q: Evaluate Xp- 4-x2

A: ∫x44-x2dx

Q: find general form for -5,-7,-9

A: Here is the solution

Q: Collect like terms and write in descending order 5x4 + 4x2 - 3x4 1. 6x10 2. 6x2 3. Can't be…

A: Given expression: 5x4+4x2-3x4 To determine: Simplify the expression and write like terms in…

Q: A recent survey showed that in a sample of 180 high school teachers, 36 were single. In a sample of…

A:

Q: - 3 4 Add: + x – 4 x + 3

A:

Q: A student has scheduled a total of 63 hours of study for her final exams and will spend an equal…

A:

Q: Plumber Joe charges a flat fee of $55 plus $40 per hour, while Plumber Bob charges a flat fee of $35…

A: Consider that Plumber Joe charges a flat fee of $55 plus $40 per hour and plumber Bob charges a flat…

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.