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Prove by induction that 7^(8n+3) + 2 is divisible by 5, where n is a natural number.

We need to first consider the base case, n=0. (We consider the smallest possible value of n as the base case.)7^(80+3) + 2 = 343 + 2 = 345 = 69 * 5, so the statement is true for n=0.
Assume true ...

MP
Answered by Mingke P. Maths tutor
6348 Views

How many ways is indirect statement expressed in Greek?

There are three different ways to express indirect statement:ὄτι and ὡς where the verb of the indirect statement is in the indicative but remains in the tense of the original speaker.The infinitive constr...

DE
1271 Views

Amber has an unfair coin. The probability of throwing a tail is p. Amber throws the coin twice and the probability of throwing a head and then a tail is 6/25. Heads are more likely than tails. Show that 25p^2-25p+6=0 and find the value of p.

Tree diagramP(Head then tail) = p(1-p)=6/25Solve above equationp=2/5 as heads are more likely than tails.

MS
Answered by Muhammed S. Maths tutor
2839 Views

Foundation role-play

 Estás hablando con tu amigo colombiano/tu amiga colombiana. Yo soy tu amigo/tu amiga.1 Ask the candidate to give his/her opinion of school. ¿Cuál es tu opinión sobre el colegio? 2 Allow the candidate to ...

AV
Answered by Ana V. Spanish tutor
1788 Views

What are the main features of the genetic code and can you explain them to me?

A sequence of three DNA nucleotide bases makes up a triplet. This triplet codes for one of 20 specific amino acids. The genetic code is universal because it is the same in all living orga...

AD
Answered by Amy D. Biology tutor
5745 Views

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