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Q: 15. What are the x-intercepts of the equation y = x² + x - 20? O4 and -5 O 10 and -2 O-20 O-4 and 5

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Q: The circle graph shows how much revenue a publisher gets for different types of publications. Use…

A: In this question we have to find the percentage of choosen colours by students.

Q: Solve the given initial-value problem. -2 2 X'= × - (- ~~ ) x + (²) X 3 4 2 X(t) 2t 6e-6e²t - 6 X =…

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Q: 14. The vector x is in a subspace H with a basis B = {b₁,b₂}. Find the B-coordinate vector of x. (a)…

A: We can solve this as follows:

Q: Prehistoric cave paintings were discovered in a cave in France. The paint contained 12% of the…

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Q: Faisal is conditioning all winter to prepare for his college's hockey team tryouts. He is…

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Q: 30. Which of the following matrices is not diagonalizable? 20 [3 2 5 (a) 04 7 (c) 0 10 09 001 [2.0…

A: See the details solution in below

Q: The point P = x, - Vlies on the 6 unit circle shown below. What is the value of x in simplest form?…

A: I am attaching image so that you understand each and every step.

Q: is the area (in sq. m.) of a rectangular volleyball court that measures 18m by

A: Given:  18m by 9m

Q: 1. If the roots of the quadratic function f(x)=x²+2x+1 are to be obtained by paper folding, exactly…

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Q: Find the angle a between the vectors 5 2 and 2 -1 x = 48.37

A: Topic:- vector algebra

Q: 3. Solve the linear system below a + 2b − c +4d = 6 -a - 4b + 2c + 2d = 4 2a + 2b − c + 2d = 4 - a +…

A:

Q: 5. (a) Find the exact value of sin (20) given that sin (0) = 3/5 and 0 is in quadrant II. (b) If cos…

A: a) Sin(theta)=3/5 b) Cos(2 theta) =3/5.

Q: (1.0) Find the value of the integral defined 1 [²(t ; t ² ; e²) dt t;

A: To evaluate: ∫01t; t12;etdt

Q: How many real roots does the quadratic equation 3x² + 2x - 9 = 0 have?

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Q: Researchers asked 200 families whether or not they were homeowners and how many cars they had. Their…

A: We can answer the question from the table of data as below.

Q: 1. Given the following matrices: [1 1 0 11 [1 1 2 1 2 1 0 1 0 1 4. a. [(AC) BT] - DT. b. [(BD) TCT]A…

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Q: Find the arc length of the parametric curve. x=et, y=et, z = √2t; 0≤t≤4 L

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Q: Suppose that the function f is defined on the Interval (-2, 2] as follows. -1 if -2<x≤-1 0 if -…

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Q: 5) a₁ = -8, a = -48, n = 6 A) -336 B) -1344 C) -672 D) -168

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Q: The point P = (1, y) lies on the unit circle shown below. What is the value of y in simplest form? y…

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Q: . In how many arrangements can 7 women and 7 men be placed in a line if all the women line up first?…

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Q: Rationalize the denominator and simplify. 10 √3

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Q: Number of Voters 16 11 12 4 1st Choice A B D A 2nd Choice D D B B 3rd Choice B A C C 4th Choice C C…

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Q: 1 4. Choose the correct answer. Determine the restricted domain of the graph shown. y-axis 3- 2- 1…

A: To determine the domain of the graph.

Q: 2. The moment of inertia I, about the y-axis is given by a. ly = ks (top function – lower function)…

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Q: Find the real solutions of the following equation. 8t+9 = -9 Select the correct choice below and, if…

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Q: if 6 seamstresses can sew 15 skirts in 16 hours, how many skirts can 4 seamstresses sew in 8 hours?

A: If 6 seamstresses can sew 15 skirts in 16 hours, then to determine how many skirts can 4…

Q: 27. Diagonalize the following matrices, if possible. 0 (a) L (b) 3] 5 (c) [13] 21 (d)

A: Given

Q: A group of 25 people is going to run a race. The top three runners earn gold, silver, and bronze…

A: given data total no. of runners = 25 and  we need to select top 3 runners

Q: Each person in a community was asked, "What is your favorite type of pet?" The circle graph below…

A: We have to find the category was chosen by approximately one-eighth of the community, approximately…

Q: Evaluate 15 CA

A:

Q: 18. Determine the domain restrictions for the rational function below. y= 6 2+5 Ox-5 Oz #5 02-6 Oz‡6

A: domain means which x value we can put in equation so function is define y = 6/(x+5) function is only…

Q: A parabolic arch forms a structure that allows equal vertical loading along its length. 160 ft 100…

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Q: Find each missing exponent. 1.10² = 100 2.10² = 0.01 ? 3. (1) 4.2² = 1/1/2 5. ()² = 2 1 1,000

A: We have to find missing term .

Q: The circle graph shows how much revenue a publisher gets for different types of publications. Use…

A: From the given graph we can see that the - (a) The category which gets approximately one third of…

Q: Find the cash price of an Android-based phone plan if a customer pays PhP 999 monthly for 2 years at…

A:

Q: 3. Solve the linear system below a + 2b − c +4d = 6 -a - 4b + 2c + 2d = 4 2a + 2b − c + 2d = 4 a +…

A: Let us write the Augmented  matrix 12-146-1-422422-12412104

Q: 34. Let W be a subspace spanned by u₁ = (1, 1, 1) and u₂ = (-2, 5, -3). Write vector.orthogonal to…

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Q: en choose the appro rate (a) - 10 + VII 11 (b)-√√15 (c) (d) + √7 17 x 11.65 38 x 2 Result is…

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Q: For any square matrix A, AAT is a a. Diagonal matrix b. Symmetric matrix O c. Skew symmetric matrix…

A: For any square matrix A to find AAT  is which f the following.

Q: Given that f(x) = ex − e−x/2 , find f−1(x)

A: On solving this we will get

Q: Let A(1, 2, 1), B(3, 1, 2) and C(2, 1, 2) be points in R³. a) Find the point-normal form of the…

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Q: problem involves empirical probability. The table shows the breakdown of 86 thousand single parents…

A: Topic :- probability

Q: 14. Which statement best describes the end behavior of the function f(x)=3-5x+2x²-7x³? O f(z)…

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Q: Find the domain and range of the function graphed below. y 2 1.5 1 0.5 -0.5 -1 -1.5 -2F 50 X 100 150…

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Q: Simplify. Write your answers in the form of a +bi, where a and b are real numbers. √3+3i 5-6i 15+6√3…

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Q: Need

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Q: Mario needs to purchase a pool cover. He decides if he finds the area of the pool him determine what…

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Q: Suppose that f(x) = x ^ 2 + 4x - 21 (a) What is the vertex of f? (b) What are the x-intercepts of…

A: Vertex form of a quadratic function f(x) is given as below, f(x)=a(x-h)²+k and (h,k) is the vertex…