. Find the value of to for the following statement to be true: P(- to ≤ t ≤ to) = .99 where df = 30. A) 1.697 B) 2.042 C) 2.457 D) 2.750 EN

Q: 3.Determine the intersection X ∩ Y. Express the  in interval notation. X = {x/ x>equal 8} and Y =…

A: We have: X=x  x≥8=[8,∞)Y=x  x<7=(-∞,7)

Q: d > 0,0 0 I. 1 + d² > 1

A:

Q: 1. -5 E N. 2. .65 E Z. 3. 1/2 e Q. 4. 3- 2i € С.

A: Natural number:- {1, 2,3,4......} (N)  Integer(z)  {...... -3, -2, -1, 0,1,2,3.....} Rational number…

Q: 12.) 3 0 14.) 46 -79

A: The two signs < and > are signs that are used when you're comparing two things.

Q: Let the universal set R, the set of real numbers. Let A = {x = R | 1 ≤ x6} {x = R | x 6} {x ER 1≤ x…

A: Steps and explanations are as follows:In case of any doubt, please let me know. Thank you.

Q: For each of the statements below here, decide whether the statement is true or false and prove your…

A:

Q: An interval a ≤ x ≤ b means that the endpoints a and b are not regarded as points belonging to the…

A:

Q: 4 - find the absolute max. and min. o f the function f = x² +y? on the close d triangle Plate boun…

A: We have f(x, y) = x2+y2

Q: I = {x ∈ R : −4 ≤ x < 5}. Write I using interval notation. Hint: it might help to sketch this set on…

A:

Q: Consider the universal set R, define the interval A = [-7, 1], interval B = (-1,2), and C be the…

A: To solve using interval notation

Q: 7.5. Let IR denote the set of all real numbers. Describe R x R.

A:

Q: 1. Indicate clearly which of the following are propositions. a) Read the textbook! b) If x is any…

A: Among the given sentences we have to determine whether it's a mathematical proposition or not. We…

Q: What is the solution (in interval notation) to the following inequality below? O (--4] O (4,0) [4,…

A: Given: 2≥x2

Q: Let the universal set R, the set of real numbers. Let A= {x = R| 1≤x6 } {xЄR|x6} O {x ER 1≤x≤6} ○…

A:

Q: D and E are sets of real numbers defined as follows. D={y|y≤ 4} E={y | y>7} Write D n E and DU E…

A:

Q: 3. Prove the triangle inequality: For any real numbers x, y, |x + y ≤ |x| + |y].

A: For any real number  we have to prove

Q: Compute each of the following. Enter your answer simplified, in interval notation. (-5, 7) n(-7, −…

A:

Q: 5.) Scientists determined that Antarctica's average winter temperature was -35 °C. The difference…

A:

Q: Determine the intersection X ∩ Y. Express the in interval notation. X = {x/ x>equal 8} and Y =…

A:

Q: Which of the following expressions is not equal to the others? 43 P41 P(43, 41) 1806 43! 2!

A:

Q: O True O False (pvs) Ⓡr

A: Given the propositions p,q,r and s. The truth table of p∨s⊕r is given by:    p     s     r…

Q: R* nC = R* Q* c R + Q* nR* = Q* Z* cQ* R* cQ

A:

Q: In determining the error-detection/correction capacity of a code it is important to know how many…

A: Here we need to find all place where alphabets differ but not more than 3 places. See the detailed…

Q: E={z | z>2} F= {z | z<9} Write E U F and E N F using interval notation. If the set is empty, write…

A: A set is a well-defined collection of objects. The objects, which belong to the set, are called…

Q: The notation interval [a,b) refer to

A: Given interval is [a,b) what do the notation refers to?

Q: C and D are sets of real numbers defined as follows. C= {z | z>3} D={z | z≤9} Write CUD and Cn D…

A:

Q: 17. Let a and b be real numbers with a 0, the number x belongs to the open interval (a – €, b + €).…

A: Given that a and b be real numbers with a&lt;b, and x be a real number. Let for each ε&gt;0, the…

Q: 2. Which of the following is an odd function? a) b) Answer: d)

A: A funtion 'y=f(x)' can be an odd funtion when, That is the sign of the variable 'y' is same as that…

Q: AY 6. Find the length of the interval AB. eB AB =| (1d.p.) + -4 6 х A.... -3-

A: Let's find.