A construction crew needs to pave a road that is 209 miles long. The crew paves 9 miles of the road each day. The length, L (in miles), that is left after d days is given by the function L(d)= 209-9d answer the following questions  (a) If 128 miles of the road is left to be paved, how many days has the crew been paving the road? (b) How many miles of the road does the crew have left to pave after 11 days?

Q: A Bomed student at the Cect County School of Technology measured the length ot a certain e coli bact...

A: Given: The length of bacteria is 0.0000075 inch

Q: Simplify the expression below. (x - 4)(3x – 1)

A: Given,           The expression is x-43x-1.

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A:

Q: Find the equation of the line through the points (-1,-1) and (5,2) using point-slope form. Thên rewr...

A: Line passing through the points -1, -1  &  5, 2. Equation is, y--1=2--15--1x--1   ∵Equation of a...

Q: use the difference-of-squares pattern to factor each of the following. 4x2 - ( y + 1)2

A: Given: The polynomial is 4x2-y+12. Concept used: Difference of square: The polynomial x2-y2 can be f...

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A:

Q: Solve the inequality, and express the solutions in terms of intervals whenever possible

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Q: Universal Set { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10},Set A – { 2, 5, 8, 10} and Set B – { 1, 3, 5, 10}Answ...

A:

Q: Vrite the equation of the line in slope-intercept form given the y-intercept and one other point. (4...

A:

Q: factor by grouping. 3ax - 3bx - ay + by

A: Given, The expression is 3ax - 3bx - ay + by.

Q: Select ALL intervals where the function below is increasing. O-2 < x < 6 O -2 < x < 5 01<x <4 04<x< ...

A:

Q: express each interval as an inequality using the variable x. For example, we can express the interva...

A: we have to express each interval as an inequality using the variable 'x'. Given : we can express the...

Q: Simplify the algebraic expressions by removing parentheses and combining similar terms. 3(2x - 1) - ...

A: Given: 3(2x−1)−4(x+2)−5(3x+4)

Q: answer the question with an algebraic expression. If n represents an even integer, what represents t...

A: From given n represents an even integer. An even integers can be increases by 2.  

Q: Given the function f(x) = 6 + 4x², calculate the following values: |3| f(a) = f(a + h) = f(a + h) – ...

A: the function we have is  f(x)=6+4x2

Q: I need help with this word problem

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Q: simplify by removing the inner parentheses first and working outward. 2x2 - [-3x2 - (x2 - 4)]

A: Given: 2x2--3x2-x2-4 For simplifying given expression, we perform given operations

Q: Solve the equation.

A: The given equation is x2+13x+2=0

Q: The graph of linear functiongisshown on the grld. What is the aero of g?

A: According to given figure, line is passing through two points-4,-3,4,5 We know that equation of line...

Q: 4 Graph the line through (4,1) with slope 3. 10- Use the graphing tool to graph the line. Use the gi...

A:

Q: solve each of the inequalities and graph the solution set on a number line. 5 - 3x &lt; 11

A: 5-3x&lt;11 Subtracting 5 on both sides, we get ⇒5-3x-5&lt;11-5⇒-3x&lt;6 Dividing by -3 on both sides...

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Q: Find the local extrema for the function graphed in the fgure belew local madmn K. - lacal miniun

A: Consider the given curve.  

Q: Evaluate the diference quotient for the given function. Simplity your answer. R) -s, 12 ) - 2)

A: Given: fx=x2+5 For finding value of given expression, we put x=2+h, 2 in given expression

Q: find each quotient. a3b4c7/-abc5

A: a3b4c7-abc5

Q: 8) Jimmy is cooking a casserole. The recipe 1 calls for 4 cups of rice. He has already put in 3 cups...

A: Given data is : Jimmy is cooking a casserole . The recipe calls for 416 cups of rice. He has already...

Q: A(-2,-3) and B(2,4) Length of AB

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Q: select all

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Q: Express the statement as an inequality. y is nonnegative.

A: The given statement is  y is nonnegative.

Q: Evaluate the algebraic expressions for the given values of the variables. 3a2 + 2b2, a = 2 and b = 5

A: 3a2+2b2

Q: simplify each numerical expression. -65 ÷ 5 - (-13)(-2) + (-36) ÷ 12

A: To simplify a numerical expression having two or more operations, we perform operations like: divisi...

Q: find each indicated product. Remember the shortcut for multiplying binomials and the other special p...

A: To find the product: t+132 Solution: We know that, a+b2=a2+2ab+b2 Using above formula, we will find ...

Q: find the least common multiple of the given numbers. 28 and 35

A: Least common multiple can be found by multiplying the highest exponent prime factors of 28 and 35. F...

Q: 2t+4v=30   What does the x intercept mean?

A: Given equation is : 2t+4v=30 To find what does the x- intercept mean.

Q: Let V1, V2, and V3 be vector spaces of dimensions n, m, and p, respectively. Also let L1 : V1 → V2 a...

A: Given that and L2:V2→V3 are linear transformations. To Prove is a linear transformation.

Q: solve each inequality, expressing the solution set in interval notation, and graph the solution set....

A: The given inequality is |5 - 2x| &gt; 5 Absolute rule:  If |u| &gt; a, a&gt;0 then u &lt; -a   or   ...

Q: Let |4|= 3m and B|= 4 , then |4 B| is m=3.6 إجابتك

A: Given that |A|=3m and |B|=4 find A-1B also m=3.6

Q: Let A and B be nonsingular n × n matrices. Prove that AB−1 and B−1 A have the same eigenvalues.

A: Given: A and B are non-singular n×n matrices. To prove: AB-1 and B-1A have the same eigen values. If...

Q: solve the differential equation (2x-y+1) dx +(2y-x-1)dy=0

A:  

Q: Express the statement as an inequality. The negative of z is not greater than 3.

A: According to given statement if negative of z is not greater than 3 then  (-z)≤3-z≤3z≥-3

Q: simplify each of the numerical expressions. 9 x 7 - 4 x 5 - 3 x 2 + 4 x 7

A: Given:            9 x 7-4 x 5-3 x 2+4 x 7   9×7=634-5=203×2=64×7=28

Q: Use the slope-intercept form of the linear equation to write the equation of the line with the given...

A: Given:- Slope = 5         Y- intercept = (0,7/9).

Q: Simplify the expression below. (x- 5)

A: We have to simplify the  (x - 5)2 We know that ,  (a - b)2 = a2 - 2ab + b2 Here ,  a = x &amp; b = 5...

Q: The graph of the function y = f(x + 89) can be obtained from the graph of y = f(x) by one of the fol...

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Q: Find all the complex roots of the equations: (a) z =-9; (b) +2z+(1-i) 0.

A: For (a),     z6=-9⇒z6=9cosπ+i sinπ⇒z =9cosπ+i sinπ1/6⇒z =91/6cosπ+i sinπ1/6Now, by de moivre's theor...

Q: Six hundred people attended the premiere of a motion picture. Adult tickets cost $9, and children we...

A: Given that 600 people attended the premiere. Consider x and y as the number adults and children who ...

Q: Simplify the expression

A: An expression is a number, variable or a combination of numbers and variables and operation symbols....

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Q: find each product. (1/2 x2y6) (2/3 xy)

A: 12x2y623xy