6) If the discriminant is positive, then the solution will be O one real solution O two real solutions O two non-real solutions O all real numbers

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Q: is this equation true or false ∀x∃y(x+y≥0) domain of x is all real numbers

A: The given equation is true.

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A:

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A: If y=c1x+c2xlnx+110x3 is the solution of the equation x2y''+xy'+y=x3then it must satisfy this…

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Q: ;) 2r-11x-21 0 ii) x + x 22

A: 1)                                          2X2-11X-21 =0                         To solve this…

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A:

Q: 2. For a positive real number b, the value V-b =

A: The given expression is -b

Q: 10. 2r + 3y +3: = 29 3r+ 4y +5z = 40 -3r - 5y - 4: =-47

A: Given2x + 3y + 3z = 293x + 4y + 5z = 40-3x - 5y - 4z = -47In matrix form the system of equations can…

Q: 6) Show that 2 + j is a solution to the equation - 5x? + 9x - 5 = 0 by showing that equality holds…

A: Cubic equation

Q: 1 -2 2-4 [2] Xx2 b₁ [b₂

A: Given the system   The objective is to show that there is a solution if .

Q: 8z z + 3 VI €2.

A: To solve the given inequality.

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Q: Subtract. (3 + i)- (6 - 14 i) (3 + i)- (6 - 14 i) =| (Type your answer in the form a + bi.)

A:

Q: 1 -2 2-4. b₁ ]][2] [612] x2

A:

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Q: 2. For what value(s) of k does the equation a2 + ka + 9 have: a. Two distinct real roots b. One real…

A: The given equation x2+kx+9

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A: Simplify and find value of x

Q: Simplify. Assume that all variables represent postive  Real numbers

A: As per our guide lines, we'll able to solve only one question. Please upload the question again.

Q: How many solutions are there to the equation: x1 + x2 + x3 = 19 where 1. x1, x2, x3 are all…

A: As per Bartleby guideline for more than one question asked only first is to be answered please…