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integrate x^2 + 3x + 4

For the x2 term we add one to the power, and then divide by 3 to get x3/3 For the next term we add one to the power and divide by the new power to get 3x2/2 We do the same...

HB
Answered by Harry B. Maths tutor
4121 Views

Evaluate x^2 +2x -4 = 0

Using the quadratic formula (-b +- sqrt(b^2 -4ac))/2a we can sub substitute a = 1, b=2 and c = -4 to solve. The answer is x = -1 +/- sqrt(5)

AC
Answered by Adeolu C. Maths tutor
3562 Views

Translate the following Facebook post: "Il y a un centre commercial dans ma ville. Le samedi j’aime faire les magasins avec ma copine. Récemment j’ai acheté un nouveau portable. C’était trop cher. Je ne sais pas si on va sortir la semaine prochaine."

Il y a un centre commercial dans ma ville - There is a shopping centre in my town Le samedi j'aime faire les magasins avec ma copine - On saturdays (recurrent), I like to...

CS
Answered by Clarisse S. French tutor
4327 Views

A straight line L1 has equation y = 2x + 4. L2 is parallel to L1 and passes through the point (3,13). What is the equation of L2?

Firstly, If L2 is parallel to L1, the gradient of L1 = L2. If we then take the generic equation of any straight line to be: y = mx + c, the m (gradient) of any two parall...

HP
Answered by Harvey P. Maths tutor
14665 Views

What is an ALU?

The ALU, or Arithmetic Logic Unit, is a section of the CPU (Central Processing Unit) dedicated to working with Arithmetic and Logic...

It can process a variety of mini-tasks (operations) and is use...

TA
Answered by Tobi A. Computing tutor
5303 Views

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