Different strains of a virus survive in the air for different time periods. For a strain that survives I minutes, let N =h (1) be the number of people infected (in thousands). The most common strain survives for to What does the statement h (to + 21) tell you about the number of people infected?

Q: Choose non-zero values for a and b (a > 1, b > 1) that satisfy 12 · x = 12.

A:

Q: If x represents the first of two consecutive odd integers, express the sum of the two integers in…

A: An odd integer is an integer of the form 2m+1 where m is an integer. An integer can either be odd or…

Q: 2. What is the true value of x²-x-2

A: Given the equation, x2-x-2 This can be written as, x2-x-2x2-2x+x-2x(x-2)+(x-2)(x-2)(x+1)

Q: Use interval notation in (b) to solve each.  (a) 4x + 5(x − 3) = 3(3x − 5) (b) 13 − 5x≤ x − 11

A: Given problems:- Use interval notation in (b) to solve each.    (a) 4x + 5(x − 3) = 3(3x − 5)   (b)…

Q: For what values of x is the expression   3x − x2 defined as a real number? (Enter your answer using…

A: Real numbers are the numbers that can be represented on the real number line. It can be positive,…

Q: Use the equation Σ x" for [x] < n=0 (Express numbers in exact form. Use symbol 6 1 - x4 Σ 1 1-x Σ…

A:

Q: Determine whether the statement is true or false for all x > 0, y > 0.

A: a.)logbxlogby = logbx-logbyThis is wrong statement.The correct statement is given by formula -…

Q: A company pays $20 per hour for up to 7 hours of work, and $30 per hour for overtime hours (hours…

A:

Q: If 75% of x is 3000 the find the value of x

A: Given ,  If 75% of x is 3000 Then , we find the value of x  We know that  75% of x is 3000 means…

Q: f an=3 and an+1= 1/(5-an)  How can you tell if it's monotonic?

A:

Q: Prove the equality:

A:

Q: 2+x X-2

A: We have to evaluate the limit: limx→2-2+x We know  is representing for greatest integer function or…

Q: Find a pair of values (x, y) that serve as a counter-example for the statement that ⌈xy⌉ = ⌈x⌉⌈y⌉…

A: Let, x = 2.1 &amp; y = 2.5

Q: On a journey, a cyclist travelled 1 kilometer in x minutes. On a second journey, the cyclist…

A:

Q: Solve for x .If 3power2x+3+1=28

A: Given : 32x+3 + 1 = 28

Q: Solve the following for x, use interval notation for the answer -2x-4≤8-4x

A: Solve the inequality for x

Q: Two pools are being drained. To start, the first pool had 3650 liters of water and the second pool…

A: Given initial amount of water in first pool=3650 litersrate of water drained from the first pool=27…

Q: If f(4)=2 then f-1 (2)=?

A: Given, f(4)=2-------(1) We have  f(a) = b =&gt; a=f-1(b) -------(2)

Q: State all real-number values of x which will make this statement true:    x2 > 16

A: Given inequality is:  x2&gt;16

Q: The term x has no coefficient . Determine whether the statement is true or false. If the statement…

A: the given statement is: The term x has no coefficient. we have to determine whether the given…

Q: Evaluate the integrals

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 1 X.

A: To find the value of x

Q: For 7 - 12, show the set-up to find x, then solve it to find the value of x.

A:

Q: 5A) An ant colony of 50 ants doubles in number every 3 months. Write an equatior the size of the…

A:

Q: quation x 101

A:

Q: Find the absolute value of the following. а. (2, 0 )

A: The given order pair represents the complex number.

Q: Represent the value of x when x can be any real number between 5 and 6 or any number greater than or…

A:

Q: Jan has 5 fewer sweaters than Cheryl. If I let X = the number of sweaters Cheryl has, how do I…

A:

Q: if 2^x+2 what is the value of x in terms of k?

A:

Q: Solve for x. (Enter your answers as a comma-separated list.) X+2 4 4|= -1 X X = = 7

A:

Q: There are x tons of sand in a pile initially. Then of the sand in the pile is removed from the pile…

A:

Q: What is the end behavior for this equation? f(x)=-3x² - 4x +7 As x-∞, f (x)→→∞, and as a →→∞, f (x)…

A:

Q: For what values of x is the expression 2x - x2 defined as a real number? (Enter your answer using…

A:

Q: How could the absolute value of -2 make it a twin of 6 when |-2| = 2? Show work

A: Given that absolute value of -2 is 2 . And we want to prove that the absolute value of -2 make it a…

Q: What is the root X-1 6 N|X 2 11

A:

Q: 3. It is possible to rewrite the expression х2а+1 as x9x where q is a constant. Perform this rewrite…

A:

Q: Evaluate x2 - 2x for the value of x satisfying 4(x + 2) + -16 = 3x - 5(4 - x).

A: 4x+2+-16=3x-54-x⇒4x+8-16=3x-20+5x⇒4x-8=8x-20⇒8x-4x=20-8⇒4x=12⇒x=3

Q: The symbol |x|stands for_______ the of the number x. If x is not 0, then the sign of |x |is…

A: Given: To fill the blanks, The symbol |x|stands for_______ the of the number x. If x is not 0, then…

Q: 4) Solve for x and express your results using interval notation: a) |x- 3|-26

A:

Q: Express the set of numbers, x, satisfying |5x – 1| – 2 < 12 as an interval. Write your answer using…

A:

Q: Rewrite the expressions without using the absolute value symbol. |x − 7|  if  x < 7

A: Since you have asked multiple questions in a single request so we will be answering only first…

Q: Students who score within 15 points of the number 90 will pass a particular test. Write this…

A:

Q: If 2*+1= 31-x then find the value of x.

A:

Q: A construction company uses two different-sized trucks to deliver sand. The first truck can…

A:

Q: Graph the numbers x on the real number line. x &lt; 4

A: We have to draw the graph of inequality on real number line: x&lt;4 Here number x is less than 4…

Q: The operation * is defined over the set of real numbers "R" by a * b = a + b + 1/2ab. What is 6 * (2…

A: Given that the relation defined on real number R as a*b=a+b+12abTo find 6*(2*5)?

Q: Simplify. State any non-permissible values. 2x² - 18 x-1 2 x² -9 x + 3

A: Note: Non permissible values are those values for which the given expression is undefined.

Q: X can be any real number between -5 and -2 or any real number greater than or equal to 23

A: Between -5 and -2  X has real number infinite=-4,-3......

Q: Show all steps to add: 1/(x-4) + -5/(x+4)

A: