Use an inclusion-exclusion principle argument to determine the number non-negative integer solutions of the equation x + y + z = 19 Satisfying the conditions x < 2, y < 1, z > 15

Q: solve 3x-5/x+2 ≤2 algebraically

A: Now,  We will find the solution.

Q: Find solution using LINGO Maximize Z = 6x1 - 4x2 subject to 2 x1+ 4 x2 = 16 and x1, x2 >= 0

A:

Q: If m<1 = 6(3x+1)-2, m<2= 3(x+2)+9, and m<ABC= 5(3x+5)+6, find x and m<ABC.

A: Given,           ∠1=63x+1-2           ∠2=3x+2+9            ∠ABC=53x+5+6

Q: ifferentiate. 12) y = (x2 - 2x + 8) ex A) (x² + 4x + 6) ex C) (x²+6) ex 1 [ 2 ² + x + 1] x B) ex 3…

A: Given query is to find the derivative.

Q: Show that if ax2 + bx + c = 0 for all x, then a = b = c =0

A: It is given that, ax2+bx+c=0 for all x,  To prove a = b = c = 0

Q: 2. Factor. a) x² 18x + 81 b) x² - 2x - 15 c) x² + 2x - 24 d) x² + 6x-40 e) x²+x-30 f) x² + 3x-35 g)…

A: Please follow the next step.

Q: 20. What is the largest possible value of the quadratic form 9(x1)2 + 7(x2)? +11(x3)² – 8x1x2 +…

A: What is the largest value of the quadratic form9x12+7x22+11x32-8x1x2+8x1x3if xTx=1.

Q: 3 x+2 x-3 2x+1 3x-1 2x+1

A:

Q: 1. Solve the polynomial inequalities a) x2 - 7x + 12.>0 b) x3 + 4x2 -3

A: The solution are next step

Q: -5² + 3(¯5)² 50 O -50 O 49 O -49

A:

Q: а) In(x) — 3(Vinx) + 2 — 0 b) 25% – 8(5*) = -16

A: lnx-3lnx+2=0

Q: Prove (2b +1 , 7b + 3)=1

A:

Q: 6. Find lim Vx -4 Vx - x>16 x– 16

A:

Q: How many solutions are there to the equation x1 + x2 +3 + x4 + x5 = 39, where each x; is an integer…

A: Solution