02/21/23

Help proving this by induction?
Consider a sport in which teams can score two types of goals, worth either 3 points or 7 points. For example, Team Miners might (theoretically speaking) score 32 points by accumulating, in... more
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09/29/22

Radian and Degree Measure
Given a circle of radius 11m, find the length of the arc subtended by a central angle of 120°. Round decimals to the nearest hundredth.___m
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09/28/22

discrete math - binomial coefficients
Find three integers a, b, and c such that aC(m,3) + bC(m,2) + cC(m,1) = m3. Use this fact to compute the sum 13 + 23 +...+ n3. I have gotten the first part, a =6, b = 6, c = 1 but I am stuck on the... more
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09/27/22

matrix null space

A = 2x4 matrix:( row 1= -6, 2, -4, 4)(row 2 = 6, -2, 4, -4)Find a spanning set for the null space of A (4x3)
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09/26/22

triple angle identity
sin(3x) = 3sin(x) - 4sin3(x)which is also equal tosin3(x) = [3sin(x) - sin(3x)] / 4For this equation, if the problem states sin^3(theta+120), why would I only substitute the value inside the... more
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09/26/22

general coding question
What is the difference between int[] and int[][] when using an array in java?thanks
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09/25/22

Decreasing and Increasing
Let y=−1x2+7. Find the values of x for which y is increasing most rapidly or decreasing most rapidly.x=  is where y is increasing most rapidly.x=  is where y is decreasing most rapidly.
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09/25/22

Geometry Equation of line
Write the equation of the line that is pependicular to y=5x+1 that passes through the point (3,-1).
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09/25/22

Calculus Question
The function f(x)=5x+7x−1 has one local minimum and one local maximum.This function has a local maximum at x=  with value and a local minimum at x=  with value 
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09/25/22

WHAT IS Q IN STATISTICS?
What is Q in statistics? What is it used for, what is its value and how is it calculated?
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09/18/22

Full disjunctive normal form
Can someone help me with converting this into full disjunctive normal form?(𝑌⇒𝑋∨𝑌∧¬𝑍)∧¬(𝑍⇔𝑋∧¬𝑌) 
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09/12/22

Let X ∼ N(0, 2) and Y ∼ N(0, 1), and let Cov(X, Y ) = −1. What is the distribution of 2X − 3Y ?
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08/19/22

Write a method totient that returns \(\phi(n)\).
By convention, \(\phi(1)=1\) . For \(n \geq 2\), you must use Euler's formula \(\phi(n) = (p_1-1)p_1^{e_1-1} \cdot (p_2-1)p_2^{e_2-1} \dots (p_k-1)p_k^{e_k-1}\) for \(n=p_1^{e_1} \cdot p_2^{e_2}... more
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05/20/21

Design a combinational circuit

Design a combinational circuit that will recognize the occurrence of three consecutive 1s in an eight-bit-parallel message without useing kmap and truth table and tabular method
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04/26/21

Show that {A,B,C,D} is enumerable by describing a listing of all its elements that qualifies as an enumeration by the definition in the lecture notes
Tips: Consider the set {A,B,C,D}* of all finite strings over the symbols A, B, C and D. Examples of such strings include, ", A, C, ABCD, AACCD, CADB, etc. For a string s 2 {A,B,C,D}*, define the... more
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