A theater has 20 rows of seats. If there are 4 seats in the 1st row 12 in the 2nd row, 20 in the 3rd row . How many seats are there in total? Show and explain all work.

Q: tan(x) + sec(x) simplifies to f(x) = f(x) cos(x) where

A:

Q: 9. Solve for x. Round to the nearest tenth if necessary. X-4=-2x+9

A: solve x

Q: x -x 3 Let A=0 x+1 1 X -8 x-1 Ximx101 (A) 3sb = (A)dobyerit ov For what values of x does A-1 exist?…

A:

Q: Use the principles of linear programming to maximize or minimize and interpret the following…

A: See the answer below

Q: A regular six-sided polygon is inscribed inside a circle and each vertex has a point on the…

A: Given that a regular six-sided polygon is inscribed inside a circle and each vertex has a point on…

Q: Letitbe the matrix B=√4 3 ³- [4 ²/3 ] what -1 5 is the product of the Collection Bt with the…

A:

Q: Let 21 = 2(cos(267) + sin(267)) and 22 = 18 (cos(60) + i sin (60°)). Compute each of the following…

A:

Q: f(x+h)-f(x) h Let f(x) = 5x² + 6x-3. Find the difference quotient::

A: Solving the problem by finding the value of the problem.

Q: The sum of the reciprocals of two consecutive even integers is 40 equation shown. 9 + =- I z+2 40…

A: Solving for x

Q: Write a polynomial equation with integer coefficients that has the given roots Y=0, Y=-2,Y=-5

A:

Q: When entering your solutions do not use spaces or parentheses. For example, is entered as - 3/x^3.…

A:

Q: The National Education Association collects data on the number of years of teaching experience of…

A: We have to identify potential outliers for the given data.

Q: Karen bought a new skateboard with her birthday money. The total cost was $65.40 after a discount of…

A: Karen bought a new skateboard with her birthdaymoney. The total cost was $65.40 after adiscount of…

Q: 16. Consider the points A(-1,2,3) and B(4,-1,2). a. Determine the parametric and symmetric equations…

A:

Q: 4. Ben sold tickets to a play. He sold Gold seats for $8 each and Silver seats for $3 each. He sold…

A: 4.Ben sold tickets to a play.He sold Gold seats for $8 each and silver seats for $3 eachHe sold a…

Q: Suppose that the functions g and h are defined for all real numbers x as follows. g(x) = 2x² h(x) =…

A: We have to find the expression for given composite function.

Q: factored form of the binomial  (4x^2 - 9)  is

A:

Q: 7. B-A 8. Nx{r Ulr is a consonant in the word statistics}

A:

Q: Find the matrix A of the quadratic form associated with the equation. 6x29xy - 6y2 + 9 = 0 A = Find…

A:

Q: Input your inequality answers in the following format. Do not use spaces and do not input units. if…

A:

Q: 2- Use the graph to determine (a) open intervals on which the function is increasing, if any. open…

A: This question can be solved using the concept of increasing, decreasing and constant functions.

Q: this

A: We will find the trigonometric angles value.

Q: F. The problem below shows steps in finding the product of two two- digit numbers using this…

A:

Q: The weekly demand equation is given by where x is the number of thousands of units demanded weekly…

A: Concept: The rate represents the derivative with respect to t Also, 1000cent is equal to $1.60 The…

Q: z z tzb ₂9 + 90 2 + ₂b = ₂ ( 9 + b) (a z ८

A:

Q: 1. Justify if the following series is convergent or divergent +∞ 1 (a) Σ n ln n n=2 +∞ √√n (b) Σ…

A: Given series:-

Q: 29. Write 3n<52 in words.

A: We have number n .

Q: 5.1 8.) 9. L all polynomial لك solutions of t equation: 3x³ + 2x² - 11x-6=0 Use long division and…

A:

Q: x-3y+2 2-1 Determine the vector equation for the line with symmetric equations-

A:

Q: Let V = {(x,y)x,y € R}. Define addition on V as follows: (x,y)+(x)=(x +2x, 1,y,+Y,+2) Is addition…

A:

Q: Simplify the following expression by rewriting it with positive powers: 5u7a-9 20ua⁹ Write your…

A:

Q: The length of certain Brook Trout, as a function of age x can be found using         f…

A: We have to find the inverse and interpret the inputs and outputs of the inverse.

Q: Residents of Turner County, in the Chutney Area School District can use the expression (v…

A:

Q: Identify whether the given set of radicals is similar or dissimilar radicals. 1. √16, √4 2. √3y,…

A: As we know that two radicals are similar if they have same index and same radicand otherwise…

Q: F. Find a basis for the row space and the column space of the matrixosdosa meded. 1 32-5 $). Write…

A:

Q: 1. The number of ducks and pigs in a field totals 35. The total number of legs among them is 98.…

A: Number of ducks = x Number of pigs = 35-x Ducks have two legs Pigs have 4 legs  Total legs = 98

Q: What are the answers? Solve the exponential equation: 1252x+3 = 252*. 1) x=-1²/²-2 9 2)x= -18 3)…

A:

Q: oor 1. 2. Simplify the following: a) (-1) 101 b) (-0,56)⁰ Calculate the values of the following:…

A:

Q: In the lab, Mary has two solutions that contain alcohol and is mixing them with each other. She uses…

A: Given problem:- In the lab, Mary has two solutions that contain alcohol and is mixing them with each…

Q: -20 -10 -20- 10- --10- -20- -30- (0, -16) 10 20

A: The distance between the points x1,y1 and x2,y2 is given by the distance formula: (x2-x1)2+(y2-y1)2…

Q: Solve the compound inequality. Give the solution set in both interval and graph forms. x-2≤6 and…

A: We can solve the compound inequality as below.

Q: Let 21 = 2(cos(267) + sin(267)) and 22 = 18 (cos(60) + i sin (60°)). Compute each of the following…

A:

Q: ĭ Perform the indicated operations and simplify your solution. (3x^2+2x-1)-2(x^2+3x+4) Select one:…

A: We can simplify the given expression by adding the same type of terms .

Q: A recent survey found that 70% of all adults over 50 wear glasses for driving. In a random sample of…

A: Given :70% of all adults over 50 wear glasses for driving

Q: ind the matrix A' for T relative to the basis B'. T: R² → R², T(x, y) = (-2x + y, 2x - y), B' = {(1,…

A: We have to find matrix

Q: Given below are lease terms at the local dealership. What is the total cash due at signing? Terms: ●…

A:

Q: Suppose you are a recreation director at a summer camp. The water in the camp swimming pool was…

A: This question can be solved using the concept of pipes and cisterns.

Q: A dietitian wishes to mix two types of food in such a way that the vitamin content of the mixture…

A: We can solve the given problem by using the method of linear programming.

Q: When entering your solutions do not use spaces or parentheses. For example, -3x³y² is entered as -…

A: To simplify the following

Q: 42. Right triangle 4x²-1 3x + 8

A: Given;  Height =4x2-1 and base=3x+8.