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a.) simplify and expand (x+3)(2x+5) b.) differentiate (x+3)(2x+5) c.) where does this function intercept the x and y axis? d.) does this function have any turning points? if so where?

a.) simplify and expand (x+3)(2x+5) Expand using "crab claw" (better known as foil) => 2x^2 + 5x + 6x + 15 Simplify => 2x^2 +11x + 15 b.) differentiate (x+3)(2x+5) Using part a,  dy/dx= 4x...

CH
Answered by Calvin H. Maths tutor
3992 Views

How important was Bismarck in keeping the political status quo of the German Empire under authoritarian rule?

Bismarck was very important in keeping the political status quoas it was Bismarcks revised constiution and anti-socialist policies that created an authoritarian government, preserving the German political...

RW
Answered by Roisin W. History tutor
5765 Views

How do I translate a sentence in English into French?

Ok, so let's take a typical MLAT french translation sentence - this one is from the 2012 paper. "How long have you been learning French at your school in England?" So, ...

AC
5395 Views

2x + 4 = 4y ; 3y + 3 = 3x. What is x and y respectively?

Firstly you need to identify the information in the question that is key. On analysing the question, you will see that the objective is to find what x is and what y is respectively. We are given two separ...

SR
Answered by Shriram R. Maths tutor
5370 Views

What is opportunity cost?

Economics is all about making choices. These choices are ruled by scarcity, which is the theory that there are finite resources at our disposable. Because of scarcity, we cannot have everything we want. T...

ER
Answered by Edward R. Economics tutor
3170 Views

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