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Find the co-ordinates where the curve y= 2x^2 + 7x + 3 crosses the x axis

At the x axis, y = 0 so the equation can be made equal to zero. For a polynomial of the form ax^2 + bx + c = 0, find the value of ac. E.G ac is 2*3 = 6. Determine the two numbers which give a sum equal to...

SP
Answered by Sophia P. Maths tutor
5351 Views

Where is sovereignty held in the UK and US governments, and why does this differ?

Sovereignty is defined as the supreme source of power in a government system. Sovereignty in the UK government is held by Parliament, consequently being named Parliamentary sovereignty. This means that Pa...

ER
6170 Views

Why is it becoming more difficult to treat bacterial infections with antibiotics?

Due to random mutations occurring in bacterial DNA during replication of bacteria, a new strain of resistant bacteria is formed, which is capable of breaking down the antibiotic, so the infection is not c...

TM
Answered by Tanvi M. Biology tutor
2539 Views

Explain the effect of a change in pH on enzyme action? (3 marks)

First step in answering this question is to read it carefully and determine what exactly is being asked:-we are being asked to give the reasons for the effect of 'pH change' only, not any other factors, s...

SS
Answered by Shadha S. Biology tutor
5573 Views

Solve the inequality 3x+7>x-3

To solve this inequality, we need to take steps to collect like terms on each side of the inequality. To start with, we can try getting all the numbers on one side of the inequality - on the left hand sid...

NB
Answered by Nick B. Maths tutor
3657 Views

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