DF = DE +EF Given 2 EG EF + FG Reason 2 3 DF = EG Given 4 DE EF = EF - FG Reason 2 5 DE = FG Reason 2

Q: -5 -19 5 A = 4 В — -19 -4

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Q: Find the missing value of the following combination 3.C(n,3) = 35 4.C(10, r) = 120 5.C(n,2) = 78

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Q: -p 5a If det p 9 = - 17 then det -9 56 5c

A:

Q: Given the values of a and b, evaluate >(5a + b). 60 11 12 14 - 3 a 13 - 13 - 1D b 12 - 2 - 4 - 8 10…

A: Given : a 12 14 -3 13 -13 -1 b 9 12 -2 -4 -8 6

Q: If a = 4, y = 3, then 3a + 5 = 20 - y Select one: O True O False

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Q: du is ar Ifu = x? - y?, x = 2r – 3s + 4, y =-r + 8s – 5 then

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Q: Replace R, by Ry +(-7)R,. 19 -9-5 6. 7 8 -8 1 R2(-7)R, = 000 3.

A: See the solution below.

Q: Which of the following pairs of lines are perpendicular? Select all that apply.

A: For equation of line :y=mx+c slope = m   if two lines are perpendicular then  multiplication of…

Q: Next Ques 47 If A= -1 find AB -42-5 2-2 47 AB= (Simplity your answer) -1 -42 -5

A: Solve the matrix

Q: There are 3 trails to the top of a mountain. In how many ways can a person hike up and down the…

A: The given data is as follows:There are total 3 trails (1, 2 and 3) which are to be used for hiking…

Q: y+8÷7.c÷2 (y = 4, c= 9)

A:

Q: Select the system of equations that is represented in the graph below.

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Q: 4 i 12 – 9 i 19 (a) 4 + 9 i O (d) - 4 - 9i O (c) 4 -9 i (b) -4 + 9 i O O O

A: Topic = Complex number

Q: 1) Which of the following expressions is equivalent to V135 ? А. 3V15 В. З5 C. 5V3 D. 3/5

A:

Q: Nemo is a little fish who happens to be lost in a sea cave that is very dark. Nemo is in a room in…

A: For n number of observations, harmonic mean is the reciprocal of the arithmetic mean of the…

Q: A-B A -B- (2 -3-5 |-1 4 5 U -3-4 35 -3-5 -1 3 5

A:

Q: Explain please!! It's for the mock exam, i already have the anwers but I need the procedure (it's…

A: Can you please provide the question to help you up and we can also explain you in detail and help to…

Q: VXER, 3 yER, x-y =

A: Given that : The statement : ∀ x ∈ℝ , ∃ y ∈ℝ , x - y = 5. The statement is false.

Q: 3. If AC = 26x-18 and BC = 23-2x, which expression represents AB? A B C

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Q: -3 9 -2 C = 9. -8 А- B = -7 -7 -6 Ex: 42 AB + AC = A

A:

Q: [2 If A= -2 and B = then the value of 6A - 5B will be 20 38 -11 25 -38 -10 -9 22 A - 38 -1 -19 22…

A: A=2-341 and B=-2453 To find the value of 6A - 5B To select correct option

Q: A=−1 2 −1       4 5 4      −3 5 3 B=  0 1        2 5      -2  0   what is AB??

A:

Q: Hint: Evaluate 3 + 3 + 2. 3+ 3+ 2 = 8: x ®y²+1-5 X °y' 2

A:

Q: 2x x– 3)² A = 6, B = 2 A = 2, B = 6 A= 2, B=-6 A=-2, B -6 A= -2,B 6 None of the Above Other:

A:

Q: If 46 is subtracted from eight times a certain number, the result is 82. What is the number? a. -8…

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Q: O -1 -1 1. A = 2 0 and C = -1 1 -1 2 -1 4A + 0.5C

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Q: -/(금+) ▲ u2 4

A:

Q: 3V-12 7) 5V-32 3V10 8) 5V5

A:

Q: Simplify. 7 2 + 3g 5g a. b. 35g³ +6 30g 9 8g C. d. 41 15g 35g³ +6 15g+

A:

Q: 2+2 hewp own dis queshton plese

A: Given 2+2

Q: lin has ao Coins in value of the coins is $3.95. However, how ma Of each Kind does he have? arters…

A:

Q: 8.42. Evaluate: 2 -1 4 -3 1 0 | -1 (b) 3 2 3 -1 1 -2 2 -3

A:

Q: b) The price of the pants is fixed at $50 and the jacket, $80. The store wants to decide what is the…

A: (b) write down an equation for the revenue R. (c) find the coordinates of all the vertices of the…

Q: -5 -6 -8 A = -7 B = -9 4 -9 8 Ex: 42 ЗАВ — А

A:

Q: 9. ad- bc-3 10. de - ab-7 11. ac-5b+4a 12. bc - 8a + 5b

A: We are going to solve only the first three questions and for the remaining question post the…

Q: Find a + b, 2a + 3b, |a|, and |a − b|. a(4,-3) b(-2,5) a+b=? 2a+b=? 2a+3b=? |a|=? |a-b|=?

A:

Q: Let ā = [-2, 3, 5], b = [4, –1, 4] and č = [8, - 6, 1]. Calculate (3č + 45) • (ā + 5):

A: Option A is Correct Answer. i.e., 207

Q: 10. Adam and Benson had some money. If Adam gave Benson ($30, Adam would 3 have as much money as…

A: Let us assume that Adam have $ A money and Benson have $ B money.

Q: Selve the equatie et6-Jマ-3=っく+3 20c+3 A3 B-3,11 036 03,11

A:

Q: 3+ y If 4 - у a then y = (?) b ||

A: Given, If  3+y4-y=ab Then, we have to find the value of y.

Q: Find the following expressions if a = (6r, 0, r), b = (6s, –s, 7s), and c = (2t, 10t, 5). a ·b = 1.…

A: We need to find dot product.

Q: Find a . b. a = (6, -3, 2), b =(3, 6, -1)

A: