The only time there is one solution with multiplicity 2 is when the discriminant is 0. O True O False

Q: If 2x + 3y = à and -x + 5y = 6b, express x and y in terms of à and b.

A:

Q: Evaluate x²+3x+5

A:

Q: Evaluate āxb where ā = 3î – 5} and 5 = 2î + 3}

A: unit vector cross product:i^ x j^ = k^                           j^ x i^ = -k^j^ x k^ = i^…

Q: |3x − 4| = 8

A: Given that |3x − 4| = 8

Q: Solve for x using cross multiplication. x + 3 2 4x – 4 7

A:

Q: Select all of the expressions that are equivalent to 4(5x + 2y). O 9x + 6y O 45x) + 4(2y) O 20x + 8y…

A:

Q: find andy メ <+(1-i³ y = 1 2 125 11+2i 9 = 11

A: Rationalize the denominator of coefficient of x and solve left hand side properly. Finally compare…

Q: - 2x' + x - x- 2 Given A .4 +x which among A, B, C and D is zero? 3 x+1 A. A В. В С. С D. D

A: Option B i.e  B=0.

Q: 4dx 1. Evaluate x² + 3

A: First I have written the standard formula of integration, just use the formula for the given…

Q: 2 1 x²dx -3x

A: Given:

Q: x² + y² +14x+8y+1=0 becomes (x+7)² + (y + 4)² = 64 O True O False

A:

Q: 3.) Simplify (0.75x + 2y) - (0.3x – 0.6y)

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Q: Find x if BC=1,AC=x+5 and AB=2x-2

A:

Q: Let X and y be two real numbers different from zero. Simplifying the expression 2xy ( - x2y) +…

A: To simplify the expression.

Q: 12x + 12 - 23

A: 12x+1≥-23Add -1 on both sides12x+1-1≥-23-112x≥-24

Q: 1 -1 A = -1 2 -1 0 -1 1

A: Answer is in next step

Q: 3 If A = 3 what is A-1?

A: Given that: A=3-430

Q: Which of the following statements about sampling distributions is/are FALSE? A. The mean of the…

A: It is given that the statements about to the sampling distribution. Here, need to find out the false…

Q: 4x — 2m = 3m- h , then in terms of x and h , m =

A:

Q: 3 5 9 Let A = 1 and B = - 1 4 0 Find - 3A + 2B. - ЗА + 2B %3D

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: S√4 4+² +3 dt

A:

Q: Solve 3 | 4w – 1 |-5 = 10 O (-1, 3/2} O {2/3, 5} O (-1/4, 3} {-5,0}

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Q: (x – 1)² 2b + bx b + C then the value of b is 3

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Q: Select all expressions that are equal to (v2)° A; -* B: J C: V32 D: -(V2)° E: -2 F: 2

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Q: Use Descartes’ rule of signs to determine the number of possible positive, negative, and nonreal…

A: Descartes rule of sign: Let fx=anxn+an-1xn-1+...+a1x+a0 be a polynomial function with real…

Q: The expression ( x²y-¹2-2 (xy)-42-3 -4 = x²y³zt where:

A: