Stay cool.This is an important meeting , I know you can handle it . 这是个很重要的会议。镇定一点。我知道你能掌控好。 2.saved the day 拯救...的一天;帮...很大的忙(引申)力挽狂澜例:Our team was losing the game until Duren scored 3 goals in a row ! I saved the day. 直到duran连进...
In mathematics, a counterexample is used to disprove a statement. If you want to prove that a statement is true, you must write a proof to demonstrate that it is always true; giving an example is not sufficient. Compared to writing a proof, writing a counterexample is much simpler; if yo...
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27、dd? (1) n+2 is an even integer.(2) n-1 is an odd integer.<2> In PQR,if PQ=x, QR=x+2, PR=y, which of the three angles of PQRhas the greatest degree measure?(1) y=x+3 (2) x=2<3> Tom, Jane, and Sue each purchased a new house . The average (arithmetic mean...
0 is an even number because it is attached with the multiples of 2. For example, 10, 20, 30 40, and so on. Therefore, it is not an odd number. What is the Mean of the First Five Odd Numbers? In order to find the mean of the first five odd numbers we need to follow the ste...
What is an integer? A simple definition of integers is they are positive and negative numbers along with zero. Integers are not fractional numbers. For example, -10, -5, 0, 5, 10, etc. are integers.
A complex number is a number that can be expressed in the form (a + bi) where a and b are real numbers, and i is a solution of the equation x2= −1. Since no real number satisfies this equation, i is called animaginary number.Complex numbershave a real part and an imaginary pa...
Distinct digits: As we know, there are 10 digits in our number system 0,1,2,3,4,5,6,7,8,9. From above we can understand that each digit is... See full answer below.Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our...
Shortwritingsmissedasaresultofanexcused absencewillbeaccepted. 1.Whereisthistextprobablytakenfrom? A.Atextbook. B.Anexampaper C.Acourseplan. D.Anacademicarticle. 2.How manypartsisastudent?sfinalgrademade upof? A.Two. B.Three. C.Four. D.Five. 3.Whatwillhappenifyousubmitanessayone weekafterth...
an arithmetic sequence is a sequence of numbers, where the difference between one term and the next is a constant. for example, 1, 4, 7, 10, 13, 16, 19, 22, 25, … is an arithmetic sequence with common difference equal to 3. it is also termed arithmetic progression and is commonly...