1 1 2 3 4 L.O.20-Determining and evaluating expressions 3.) Evaluate the following expressions using the given x-value. a) y = 8x when x = 3 b) y = 2x + 5 when x = 11 c) y = 3-5x when x = -2 4.) Given the following table of values, determine the equation that describes the relations and the missing valu X y 0x+6 6 • . Y = 8 (+2 +2 10 2+2 12 Ver. A 0123 13 2 72

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: 12. Which best represents of the line y =-; +27 y F. G. Н. J.

A: First find point and then graph

Q: Add. (7y +y- 5) + (5y² - y -6) (7y? + y- 5) + (5y² - y-6) =D (Simplify your answer.)

A:

Q: (9y² + y - 7) + (7y² -y-4) = ]

A: We have to add 9y2+y-7+7y2-y-4

Q: Change each of the following to general form. 1. (x - 2)² + (y + 3)² = 16  2. (x - 1/2)² + (y -…

A:

Q: -6-5-4-3-2-1 у 6 5 4 3 2 1 -1 -2- -3 -4 -5 -6 7 123 456 X

A: To find the range of the given graph.

Q: -2x - y - 3z = 3 2x - 3y + z = 13 2x - 3z = -11

A: We need to solve the system of equations -2x - y - 3z = 3               (i)   2x - 3y + z = 13…

Q: 8) Statements 1. -6(2x +1) = -11x – 7x 1. -12x – 6 = -18x 2. -6 = -6x 3. 4. 1 =x 4. 2. 3.

A:

Q: А (2х+ 1)° B X= (3х-7)°

A: Length of tangent lines drawn from external point of a circle are equal.

Q: Find the zeros of each relation. c) y = -5x² + 5 d) y = 2x² - 2x - 24

A: NOTE: Refresh your page if you can't see any equations. . to find the zeroes, take y=0

Q: Simplify the following Expression. (va + 4) (va – 4) = Entry Tip: To enter an answer like 50/19x,…

A: *to find:- Simplified expression.

Q: C): Find if y=1²-21 +3 and x=21-1.

A: We have to find where and

Q: -4.-3-2=1./7i ż 3 나 4.4014)unt write the domain -and range.of. h. Using

A: Given query is to find the domain and range of the graph.

Q: Suppose A = (-1, –5, –7) and AB= (-5, 14, 4). Then В — (5,-70,-28) help (points)

A:

Q: 9) 5x+ry=9 10.x-7y=-18

A: In this question we have to find value of x and y.

Q: 15 Find the domain of y = 4Vx-8. 1 x 2 8. O x2 -8 O x28 Ox > -8

A: The given function y=4x-8

Q: The value of x such that (9) 3x – 12) = (3)2x) is: Select one: а. 12 b. -6 С. -12 d. 6

A:

Q: For which values of x is Y1 = Y2?

A: A table with X, Y1,Y2

Q: For RA 3 and gx)x. find each of the following d. •ax-1)-(mplity your anawer) -ko)-Simplity your…

A: For function h(x)=ax2+bx+c    where a,b,c are constants. To evaluate h(k), replace x=k in function…

Q: Suppose that y and x are real numbers with y – 4x = 6. Find the least possible value of the |-…

A:

Q: 4. Simplify the following. State any restrictions on the variables 4x²y° а. x*y? 3 ху b. 9x? -12x

A:

Q: What are the zeroes of y = x + 2x-8? O A.-4, 2

A: Given: y=x2+2x-8

Q: Let A--5 2, B-10]. Then 2A+3B- Select one: a. [9 4] O b. [-2 2] C. [-7 4] d. (-10 4] OS Shot by…

A:

Q: Answer any of the choices: 3+j4 -2+j1 equals: 2+j1 5ej5n A- 0; B- 1; C- -1; D- All the above.

A: The given expression is  3+j42+j1*-2+j15ej5π

Q: a. 4(3x- y) and 12x – 4y b. 32+ 16y and 8(4 + 2y) C. 3(x + 2y) and 3x + 2y

A: We have to find

Q: STAG A: Find 2A-B

A:

Q: (Зу) -4x (32у)2 c) Simplify; to the lowest term (3-2у)x (Зу)-1

A: We have to simplify (3y)-4x(32y)2(3-2y)x(3y)-1 to the lowest term. Using the exponent rules,…

Q: Match these values of r with the accompanying scatterplots: - 0.385, 0.385, 0.997, - 0.767, and 1.…

A: