Search our library of homework questions

Top answers

All subjects

All levels

A curve, C, has equation y =(2x-3)^5. A point, P, lies on C at (w,-32). Find the value of w and the equation of the tangent of C at point, P in the form y =mx+c.

To find the value of w, let x = w and y = -32. Substitute these values into the equation of the curve, C: y = (2x-3)^5 => -32 = (2(w) - 3 )^5. Note: the symbol, =>, means "implies that." F...

Answered by Lewis M. • Maths tutor

4400 Views

Assess the consequences to a business, such as Spirit Airlines, of only selling its tickets online.

One consequence of Spirit Airlines of only selling tickets online is the restricted customer reach. This is because not all potential customers are comfortable or able to use the internet for booking, som...

Answered by Hoi Kit C. • Business Studies tutor

15190 Views

How do you form the future tenses (conditional, futur simple and futur proche)?

The conditional tense is used to describe what would happen in the future, whereas the future tense is what will happen.The futur simple is further in t...

Answered by Lucy L. • French tutor

10818 Views

Solve the simultaneous equations to find x and y: 2x - 2y = 20, x + 4y = 5

Equation1: 2x - 2y = 20, equation 2: x + 4y = 5First method (subtraction):Multiply equation1 by 2: 4x - 4y = 40Add the two equations together canceling out the y unknowns: 4x + x = 40 + 5Solve for ...

Answered by John S. • Maths tutor

5375 Views

‘Explain the geographical impacts for an area affected by international conflict '

International conflict has had a detrimental impact on Afghanistan, which has become an impoverished LEDC due to decades of war . Years of conflict has resulted in the country’s development being stunted,...

Answered by Isha A. • Geography tutor

2604 Views