20 Let A = 11 then A-1-

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: 4x (3x - 1) %3D -12х + 4 О Tue O False

A:

Q: Show that Z10 = ⟨3⟩ = ⟨7⟩ = ⟨9⟩a. Is Z10 = ⟨2⟩?

A: We have to find the condition according to the given condition

Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: B-A= (A U B)- A True o

A: There are multiple methods to prove or disprove the given statement B-A= (A U B)- A. But the easiest…

Q: 1 + + 4х 2x? х +2 1 1 A If x* (x+2) Then Find A

A:

Q: 6 and an nan-1 + 2 then find If a1 the value of az.

A:

Q: let a,b,c,d,e and f be different positive integers so that a² - b² = c² - d² = e² - f² = 63. Value a…

A: Given:- a,b,c,d,e and f are different positive integers.  also a2-b2=c2-d2=e2-f2=63. To find :- the…

Q: | If 4 1 Au 3 and Av = -3 -3 then A(2u + 30)

A:

Q: so-Z of what is 21

A:

Q: If (n, 15) = 1 and o(n) = 56, find o (75n).

A: Given: n, 15=1 and σn=56.To find: σ75n

Q: dz Evaluate J 5z+2

A: Given: I=∫dxe-5x+2 For evaluating given integral, in given integral we substitute e5x=t…

Q: given 7(x-1)=2(3x+2) prove x=11

A:

Q: C₁ = || 1 -21 50-50 1 21- |-

A:

Q: (n+3)!

A: (n+3)!/n! =(n+3)(n+2)!/n!

Q: ind AxB for A = {1,2} and B = {r,s, t} %3D

A:

Q: 2 4. Express 989 = 23 43 in the form x² + xy + 5y².

A: The given number is 989. The objective is to express the given number in the form of x2+xy+5y2.

Q: can H0(Null) be anyting else than a =??   thanks

A: Hypothesis test are used to measure the significance between the sample and population. There are…

Q: What limit that can be used to describe the end-behavior of the graph shown? 1 -2 -1 -1 lim f(x) = ∞…

A: