21. C(3, 0); r = 8 22. C(0, 0); r = 6 23. C(– 4, – 7); r = 5 24. C(- 2, 5); r = 3

Q: 4) y=-4 6-5-4-3-2 -1 $6 x

A: We have to draw the graph of y=-4

Q: 2. If x = -2, the value of the expression 3x? - 5x + - is - (pp. A6-A7)

A: 3x2-5x+1x Put x=-2, we get 3x2-5x+1x=3-22-5-2+1-2=12+10-12=22-12=432

Q: -5+y>19

A: - 5 + y > 19 Adding, 5 both sides of the inequality, we get,

Q: A+b+c=180 (For c)

A: Given, A+b+c = 180 To be solved for c

Q: undetermint coedticients 11 ON-4y = G²-3) sin x

A: The given problem is to solve the given non homogeneous differential equation using method of…

Q: then If A(-3-20) = Au = -2 ---A 2 and Av= -1 3 2

A:

Q: 3. y=-3x + 2 y = 2x - 3 454-8 2 1 21

A:

Q: ) (-7) + 16 ÷ 4 · ((-19) + 9) (-2)

A:

Q: (-3,9) (-3,-5)

A: In (-3,9) and  (-3,-5) x ordinate = -3 for both.So on the line joining them x is fixed.

Q: 1 6 -3 27 (-2)R, +R2 -8 3 4 4.

A: Given that,

Q: O lim +24 X.

A:

Q: If  a♦b = 2a -  b2 Find -2 ♦ -4 =

A:

Q: 7. x - 4y = -10 -2x+8y= 20

A: Given

Q: If x = 3 and y = -2 then x - 5 y =

A: Given: x = 3 y = -2

Q: 16. y=3r-4 X

A:

Q: (-2/3)(-6)+(-1 1/3)

A: Consider −23−6+−113

Q: 1 Determine the values of a, b and c if: 2(a,b,4) +(6,8, c) – 3(7,c,-4) = (-24,3,25)

A: We can solve this as follows:

Q: 2. y + 3 = -5(x - 1)

A: In order to draw the graph of a given line, first determine the x and y intercepts as:

Q: Q1. Find A and A-3 ? -5 8 1 A =-3 1 %3D 6. -8 0

A:

Q: Find two square roots for the following complex number. Leave your answers in trigonometric form. 64…

A: Solution

Q: 3. у %3D — 4 + 2х -4 + 2x -2 -1 1 2.

A:

Q: (; 3s + 8 s2 + 2s +5

A: Some of the properties of inverse Laplace  L-1ss2+a2=cosatL-1as2+a2=sinatL-1F(s-a)=eatL-1F(s)

Q: Replace R, by (-5)R, +R2. 14 3 -2 5 1 4. 8. (- 5)R, + R2 -25 2. (- 5)R, + R2 =

A:

Q: suppose B = (-6,7) and AB = . Then what does A equal ?

A:

Q: 3. f(-2)=-13 (-2)= (fa) (-2)=

A: The multiplication of two function is: fgx=fxgx

Q: ソ=ーx+1 ソ=-5x -3 y

A: NOTE: Refresh your page if you can't see any equations. . to graph the line, we need only two…

Q: 9. (-3, 5); y = x-4 4

A:

Q: 8. If * -2 1 -3 A = 12 3 10 7 1 -4 and 0. 1 7 B = 2 -3 1 3 8. 7 Then tr(2AT + 3B) = None 12 -6 O -4…

A:

Q: passes through (-4, -3)

A: Given: (-4, -3), (-9, 26), and (-3, 3

Q: 8. -3x² + 6x+9

A: Solution:Here -3x2+6x+9

Q: Y = 4x + 2 Y = -2x + 2 YA YA 17 17 16 16 15 14 13 13 12 12 10 18 YA 18 12 Y = 3x -10 12

A: Graph of function y=4x+2

Q: Replace R₂ by (-2)R₁ + R₂. 17-2-6 26 8 9 6 -98 1 (-2) R₁ + R₂ = (-2)R₁ + R₂

A: Topic = Matrix

Q: Replace R₂ by R₂+(-3)R₁. 1 7 -5 38 4 8 2 3 -61 R₂+(-3)R₁ =

A:

Q: Dimension of ker A is Rank of A is

A:

Q: = {(4,3), (-1,2), (3,5), (4,-7), (8,10), (-3,2)

A: Domain: Set of values of input for which function is defined. Range : set of values of function on…

Q: Alex’s score for a game is given by the expression 10 - 9.2 - (2.9). Beth’s score for the same game…

A:

Q: If k-1=²1-6, then 4k − 21 = 4

A:

Q: 2x + y =-6 7. -5x + y = 8 7x+y=-4 -5x + y = -3 5. 6. 2x - y = 1 5x – 3y = -1

A: