7. Where is defined, it is equivalent to - x -11x which of the following expressions? I-11 1. - I+11 C 10r D 10z 1. 2+112 A B

Q: (13) If r2 = x2 +y? + z?, then v²r-1 is (a) 0 (b) -r-3r (c) r-2 (d) No

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Q: Find (a) 7A + 4B; (b) 3A - 5B; (c) AB; (d) BA; (e) A - tI.

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Q: - 3(5x + 1) = 13x + 5 :x = 1 Steps Reasons Statements

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Q: 2. Which of the following expressions is 2y 3x, equivalent to X y 2y² -3x2 А. ху 3у²-2х2 B. xy 2х²…

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Q: √√3+ rdr then 0 (2)=√√3+230 I X

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Q: hich of the following values are solutions of y < 2x + 3? a. (0, 2) only b. (-1, 1) only c. (0,2)…

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Q: d) If the coefficients are rounded off of 0.31x + 2.73 find the absolute and relative in y x + 0.35…

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Q: Solve for X when -4 01 A = 1 -5 and B =-2 2 4 find X if X-3A+2B=0 Select one: 7. a. 28 14 14 -47 O…

A: Using matrix Addition &amp; subtraction to find value of matrix X.   According to Bartley by rule I…

Q: 1 was placed in the form ax where a and b are real numbers, then which of the 2x 3. If the…

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Q: 15 If x+ y = 11 and y = =, find the value of x +y². А. 91 В. 136 С. 59 D. none of these

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Q: Express in lowest terms. 27a-1 9a-6a +1 0 1 2 За-1 O 9a? +3a+1 За-1 NEXT QUESTION ASK FOR HELP

A: The objective is to express the given expression in lowest terms.

Q: -If If 2x 1 then x = ? 3 2 6 1 А. 30 В. 1 15 1 С. D. E. II I7115 113 A.

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Q: What is equal (1+5 k+3 j) (1+2 i+3 k) ^{- 1} Write the coefficient at j & k ?

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Q: I. Find the value of the following: 2 3 ΣΣ6+b i=1j=1 1. Σ 2. j=1 E 2·(-3)) j=0 3.

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Q: simplify each rational expression. You may want to refer to Example 12 of this section. (5x - 7)/(7…

A: The expression 5x-77-5x

Q: 17. If x to the power equals 8, then x equals: A. -9 B. 6 C. 9 D. 16 18. Find the value of x that…

A: (17). Given: x34=8   ...1   As we know from the exponent rule: amn=am·n

Q: 1. Find values of x and y that make the following equation true. 1 3y] -15 7 3 -13 -15 10] -1 7 -2

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Q: Which of the following is equal to (xyz-zyx)÷99 ?

A: Commutative Law of Multiplication : a×b = b×a

Q: What value of x would prove a||b? a. x = 6.9 12x+3 b. x = 6 C. x = 12 d. x = 4.2 21x-51,

A: The asked question belongs to the topic of lines and angles where two parallel lines are intersected…

Q: Given that y = 3t^3 + 5 and x = 12 - 6. Find y' when x=5. Express your answer in whole number.

A: Solving y' at x=5.

Q: K. 2. 2. 44 provethate

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Q: Q6: Solve the following 2 problems related to simplifying CLR 2 Obj. 1 L3 Simplify the following…

A: We are solving the first question of three subparts and for the next questions post the question…

Q: The value of x such that 8x + 4, 6x – 2, 2x+7 will be consecutive terms in an AP is А. 2 В. 15 С.…

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Q: Suppose that the value (in $) of a car is described by V(t)=16,200(0.97)t, where t is the number of…

A: Given: Value of a car described by V(t) (in $) V(t)=16,200(0.97)t t number of years.

Q: x + 3 if x 2 6 Cx + d if 4 <x < 6 x +2 if xS 4 Determine the values of c and A 33 C = -블, d=60 B) c…

A: The given function is,  f(x)=x2+3 if x≥6cx+d if 4&lt;x&lt;6x+2 if x≤4 We have to determine the value…

Q: B. Find the value of x and y given that; 2 -5 3 1 6 (a) R = S = 3R +S= -1 2 y 4 -1 00

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Q: 2 A. B. C. D. Which of the following can be obtained after substitution of your answer in (1)? X-7 Y…

A: Partial derivative of a function is evaluated by taking the derivative of the function with respect…

Q: IN. Find the indicaled value. 36 Find x. B 38. Find ST. 5x-2 28-x V 75 C 5x 37. Find x. 39. Find DF…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 2. Find the exact value of x for the following equations. (a) 5- In(2 – x) = 0 . (b) 16***-8"-³=0 .

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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: 18. Which of the following is not a solution of 43x+2 < 64? В. -2 A. -1 С. 1 D. 0

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Q: =form of the following: 11z? – 15z + 6 - G(z) %3D (z – 2)(z - 1)2

A: Inverse z transform

Q: d) If the coefficients are rounded off of 0.31x + 2.73 find the absolute and relative in y x + 0,35…

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Q: Q4: Answer two only: 4 2 (A): If A = 2 l-2 Find AB and AC. 1 -1 01 0; 1 2 B = 2 l-1 3 1 -2 -2 and 2…

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Q: | 1 (a) Simplify Vxy" ÷ VFy6 „8.10 giving your answer in the form x°y, where a and b are integers.…

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Q: When a? + 2a + 4 is subtracted from 3a? - 4a + 27, the result can be written in the form xa? + ya +…

A: The given expression 3a2-4a+27 is subtracted from a2+2a+4 which gives result xa2+ya+z. Here, x, y…

Q: Where is defined, it is equivalent to x-11x which of the following expressions? 1. A 1-11 . B 1.…

A: We use the Concept . In f(x) =(h(x)/g(x))  is defined only when, g(x) is defined or g(x) is not…

Q: What values of b satisfy 3(2b + 3)2 = 36?

A: if x2 = a2  then x = ± a.

Q: 2. Convert following equations into a single equation involving [7] and then solve for [7]. (a) T:…

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Q: 1. Solve the following: a) x² – 9x = 0 b) x2 + 4x – 21 = 0 c) x? – 25 = 0 %3|

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Q: I. Evaluate the following and show all necessary solutions. Enclose your final answer. 11. xe-(x²/2)…

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Q: For which value of b is the equation 2n+1 3n 11 satisfied, 5n+1 10 n=1 where b>2 ? (a) b=3 (b) b= 4…

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Q: 8 Which value of x makes the equation 1.25(4x – 10) = 7.5 true? А 3.5 C - 0.5 в -1 D 4

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Q: 0. 23. Use the equation y = x-6x +8 to answer the following questions. (a) For what values of x is y…

A: As per our guideline we can answer only 3 subparts of a question when not specified. Kindly repost…

Q: Q. 1 find the value of the det. 1 2 3 3 - 1 - 2 1

A: Expanding the determinant along R1, we have ∆=-11+1 a11a22a23a32a33+-11+2…

Q: 6 T8 5x, TU-6x, and BU-8x, find BE when the value of x- 60 A. 11 70 B. 11 80 C. 11 90 D. 11 7. If…

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Q: Suppose that Eaz = -5 and b = 6. Find the values of %3D k= 3a c. (a + b) a. b. k=1 d. (az - bi) k=1…

A: We have given: ∑k=1nak=-5 and ∑k=1nbk=6. (a). To find ∑3k=1nak. Property of sigma is:…

Q: Which of the following is a solution of x2- 7x =-5? 7士V69 2. 7 29 2. -7+29 2 . -7+69

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Q: 14) Which is a list of the solutions of the following: x3-x2 4- 4x ? a)-1,2,-2 b) 1, 2,-2 с) - 1,21,…

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